Patent No. 375414
Filing date: March 6, 1887
Patent date: December 27, 1887
Title: System of Electric Gas-Lighting
Inventor: William H. Doering
Claims: Electrically controlled gas valve and spark ignition.
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Patent No. 388697
(England patent filing date: March 12, 1887)
Filing date: January 19, 1888
Patent date: August 28, 1888
Title: Arc Lamp
Inventor: John Lee
Assignee: Hugh Watt
Claims: Clockwork type electrode feed.
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Patent No. 375977
Filing date: April 5, 1887
Patent date: January 3, 1888
Title: Supporting-Arm for Electric Lights
Inventor: Daniel B. Banks and George K. Hutchins
Claims: Retractable lazy tongs style bracket arm.
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Patent No. 378616
Filing date: April 21, 1887
Patent date: February 28, 1888
Title: Arc Light
Inventor: Lawrence N. P. Poland
Claims: Arc lamp electrode feed using opposing solenoid magnets.
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Patent No. 430096
Filing date: April 21, 1887
Patent date: June 10, 1890
Title: Automatic Electric Cut-Out
Inventor: Montgomery Waddell
Claims: Magnetic series circuit lamp cutout.
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Patent No. 380435
Filing date: April 23, 1887
Patent date: April 3, 1888
Title: Electric-Arc Lamp
Inventor: August Harding
Claims: Improved arc lamp with two sets of electrodes.
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Patent No. 378913
Filing date: May 3, 1887
Patent date: March 6, 1888
Title: Supporting-Crane for Electric Lamps
Inventor: Leander J. Wing
Claims: Crane type bracket arm for arc lamps.
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Patent No. 381167
Filing date: May 11, 1887
Patent date: April 17, 1888
Title: Reflectror for Electric Lamps
Inventor: Hiram Purdy
Claims: Reflector insert for arc lamps.
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Patent No. 392513
Filing date: June 24, 1887
Patent date: Novemeber 6, 1888
Title: System of Incandescent Lighting
Inventor: Charles Heisler
Claims: Combination series circuit with multiple circuit taps.
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Patent No. 412141
(German patent: June 25, 1887)
Filing date: April 5, 1889
Patent date: October 1, 1899
Title: Arc Light
Inventor: Friedrich Von Hefner-Alteneck and Carl Hoffman
Arc lamp with ratchet type electrode feed.
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Patent No. 379396
Filing date: July 2, 1887
Patent date: March 13, 1888
Title: Electric Gas Lighter and Extinguisher
Inventor: George L. Hogan
Claims: Ignighter and extinguisher for gas lamps.
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Patent No. 380074
Filing date: July 11, 1887
Patent date: March 27, 1888
Title: Arc Lamp
Inventor: Thomas E. Adams
Claims: Improved feeding and alignment of carbon electrodes.
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Patent No. 380545
Filing date: July 14, 1887
Patent date: April 3, 1888
Title: Arc Lamp
Inventor: Camille Bertou
Claims: Counter weight and lever arm electrode feeding system.
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Patent No. 375614
Filing date: August 23, 1887
Patent date: December 27, 1887
Title: Sparker Coil for Gas-Light
Inventor: Rudolf Eickemeyer
Spark coil circuit for igniting gas lamps.
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Patent No. 391853
Filing date: September 9, 1887
Patent date: October 30, 1888
Title: Cut-Out for Electric Circuits
Inventor: Henry C. McDill
Claims: Magnetic cutout for series lighting circuits.
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Patent No. 394791
Filing date: October 3, 1887
Patent date: December 18, 1888
Title: Electric-Arc Lamp
Inventor: Rupert Schefbauer
Claims: Electromagnetic arc rod feeding system.
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Patent No. 391477
Filing date: October 10, 1887
Patent date: October 23, 1888
Title: Arc Lamp
Inventor: Hosea W. Libbey
Claims: Horizontally turning spiral arc electrodes.
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Patent No. 391761
Filing date: November 18, 1887
Patent date: October 23, 1888
Title: Electric-Arc Lamp
Inventor: Samuel E. Nutting
Claims: Arc lamp with magnetic electrode feeding system.
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Patent No. 421207
Filing date: January 27, 1888
Patent date: February 11, 1890
Title: Cut-Out for Incandescent Lamps
Inventor: Elihu Thomson
Claims: Magnetic cutout designs for series incandescent lamps.
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Patent No. 388723
Filing date: January 29, 1888
Patent date: August 28, 1888
Title: Electric-Arc-Light-Support
Inventor: Benjamin Schardt and George Jones
Claims: Disconnect and automatic shunt type lamp canopy.
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Patent No. 382231
Filing date: February 7, 1888
Patent date: May 1, 1888
Title: Electric Igniting Apparatus
Inventor: Leon Hen and Rodolphe Weinmann
Claims: Electric ignitor for alcohol lamps.
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Patent No. 390245
Filing date: February 20, 1888
Patent date: October 2, 1888
Title: Electric-Arc Lamp
Inventor: Richard H. Mather
Claims: Compound wound feed mechanism armature solenoid.
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Patent No. 388053
Filing date: March 24, 1888
Patent date: August 21, 1888
Title: Arc Lamp
Inventor: Virgil C. Killin
Claims: Chain and pulley rachet system to adjust arc electrodes.
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Patent No. 393405
Filing date: May 7, 1888
Patent date: November 27, 1888
Title: Arc Light
Inventor: Donlee B. Turner
Claims: Arc light in which both carbon electrodes are fed.
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Patent No. 395317
Filing date: May 9, 1888
Patent date: January 1, 1889
Title: Sign for Electric Lights
Inventor: Edward A. Dubey
Claims: Translucent sign system for attaching to post mounted luminaires.
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Patent No. 430260
(New Zealand patent filed October 4, 1888)
Filing date: April 25, 1889
Patent date: June 17, 1890
Title: Arc Lamp
Inventor: Alfred U. Alcock and Henri GalopinBR>
Claims: Automatic compensating electrode feed system.
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Patent No. 420314
Filing date: January 2, 1889
Patent date: January 28, 1890
Title: Electric-Arc Lamp
Inventor: Rupert Schefbauer
Claims: Electromagnetic and oscillating armature electrode feed.
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Patent No. 420675
Filing date: February 6, 1889
Patent date: February 4, 1890
Title: Street-Sign for Lamps
Inventor: Theodore Cocheu
Claims: Translucent sign system for attaching to post mounted luminaires.
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Patent No. 424866
Filing date: April 10, 1889
Patent date: April 1, 1890
Title: Arc Light
Inventor: Julien Dulait
Claims: Improved feed system for carbon electrodes.
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Patent No. 417787
Filing date: April 25, 1889
Patent date: December 24, 1889
Title: Incandescent-Lamp Socket
Inventor: James Ward Packard
Assignee: Westinghouse Electric Co.
Claims: Incandescent series pendant lamp socket with plug type cutout.
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Patent No. 418987
Filing date: July 24, 1889
Patent date: January 7, 1890
Title: Electric-Arc Lamp
Inventor: Edwin C. Russell
Claims: Arc lamp using rotating carbon disc electrodes.
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Patent No. 424752
Filing date: August 12, 1889
Patent date: April 1, 1890
Title: Arc Lamp
Inventor: Ralph H. Beach
Claims: Spring and solenoid electrode feed design.
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Patent No. 417788
Filing date: September 7, 1889
Patent date: December 24, 1889
Title: Incandescent-Lamp Socket
Inventor: James Ward Packard
Assignee: Westinghouse Electric Co.
Claims: Incandescent series post mount lamp socket with plug type cutout.
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Patent No. 423807
Filing date: September 21, 1889
Patent date: March 18, 1890
Title: Arc Lamp
Inventor: Henri Pieper
Claims: Arc lamp with multiple electrode aspects.
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Patent No. 418444
Filing date: October 8, 1889
Patent date: December 31, 1889
Title: Electric-Arc Lamp
Inventor: Jesse H. Bunnell
Claims: Electrode feed using differential electomagnets.
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Patent No. 425801
Filing date: November 2, 1889
Patent date: April 15, 1890
Title: Electric-Lighting System
Inventor: Frederick Johnson
Assignee: Edison Machine Works
Claims: More fault resistant circuit design for multiple DC arc and incandescent street lamp circuits.
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Patent No. 435795
Filing date: November 4, 1889
Patent date: September 2, 1890
Title: Street Lantern
Inventor: William P. Butler
Claims: Glass panel street lamp with improved retaining hardware.
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Patent No. 426405
Filing date: November 8, 1889
Patent date: April 22, 1890
Title: Arc Light
Inventor: James J. Wood
Claims: Arc lamp with rack and pinion feed system.
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