Patent No. 2878369
(Netherlands filing date: April 29, 1954)
Filing date: April 12, 1955
Patent date: March 17, 1959
Title: Lighting Fixture
Inventor: Johannes Rijnders
Assignee: North American Phillips Co.
Claims: Fluorescent Luminaire.
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Patent No. 2908809
Filing date: June 25, 1954
Patent date: October 13, 1959
Title: Street Light
Inventor: Edward L. Beach and Joseph W. Steiner
Assignee: Westinghouse Electric Corp.
Claims: Ovate (clamshell) mercury vapor luminaire.
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Patent No. 2926238
Filing date: August 31, 1954
Patent date: February 23, 1960
Title: Luminaire
Inventor: Melvin R. Anderson, Avon Lake and Leonard H. Seeley
Assignee: Westinghouse Electric Corp.
Claims: Lower cost fluorescent roadway luminaire.
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Patent No. 2878369
(Netherlands filing date: April 29, 1954)
Filing date: April 12, 1955
Patent date: March 17, 1959
Title: Lighting Fixture
Inventor: Johannes Rijnders
Assignee: North American Phillips Co.
Claims: Fluorescent Luminaire.
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Patent No. 2846570
Filing date: January 28, 1955
Patent date: August 5, 1958
Title: Adjustable Support for a Fluorescent Street Light
Inventor: Donald W. Harling
Assignee: McGraw-Edison Co.
Claims: Adjustable bracket for variable lighting angles.
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Patent No. 2875323
Filing date: January 28, 1955
Patent date: February 24, 1959
Title: Outdoor Lighting Luminaire
Inventor: Donald W. Harling
Assignee: McGraw-Edison Co.
Claims: Improved fluorescent luminaire.
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Patent No. 2907544
Filing date: January 28, 1955
Patent date: October 6, 1959
Title: Fluorescent Luminaire and Mounting Arrangement Therefor
Inventor: Donald W. Harling
Assignee: McGraw-Edison Co.
Claims: Triangle style fluorescent luminaire mounting.
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Patent No. 2898525
Filing date: March 15, 1955
Patent date: August 4, 1959
Title: Light Responsive System
Inventor: John E. Jacobs
Assignee: General Electric Co.
Claims: Photocontrol with photosensitive dome.
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Patent No. 2776357
Filing date: April 4, 1955
Patent date: January 1, 1957
Title: Photosensitive Layer Cell
Inventor: Norman E. Porath
Assignee: General Electric Co.
Claims: Photocontrol with photosensitive dome.
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Patent No. 2838716
Filing date: April 20, 1955
Patent date: June 10, 1958
Title: Photoelectric Control System
Inventor: Edward D. Spierer
Claims: Improved reduced "stutter" photocontrol tube design.
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Patent No. 2886698
Filing date: April 26, 1955
Patent date: May 12, 1959
Title: Street Lighting Luminaire
Inventor: William H. Dorman
Assignee: Corning Glass Works
Claims: Improved ovate (clamshell) mercury vapor refractor.
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Patent No. 2755392
Filing date: May 24, 1955
(Divided from original filing of Oct. 22, 1952)
Patent date: July 17, 1956
Title: Photoelectric Lighting Control Unit
Inventor: Philip Garnick
Assignee: Fisher-Pierce Co.
Claims: Luminaire mount photoelectric control.
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Patent No. 2798941
Filing date: June 7, 1955
Patent date: July 7, 1957
Title: Luminaires
Inventor: Harold A. Van Dusen, Jr.
Assignee: McGraw-Edison Co.
Claims: Bayonet socket for horizontal mounting.
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Patent No. 2800576
Filing date: June 9, 1955
Patent date: July 23, 1957
Title: Street Lighting Fixture
Inventor: Robert T. Burns and Dana W. Rowten
Claims: Open fluorescent street luminaire.
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Patent No. 2849574
Filing date: June 29, 1955
Patent date: August 26, 1958
Title: Luminaire
Inventor: Robert T. Burns and Dana W. Rowten
Assignee: Westinghouse Electric Corp.
Claims: Ovate (clamshell) mercury vapor luminaire.
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Patent No. 2966324
Filing date: October 4, 1955
Patent date: December 27, 1960
Title: Supporting Bracket
Inventor: Ruth W. Heinzen
Assignee: McGraw-Edison Co.
Claims: Double guy arched bracket arm.
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Patent No. 3283140
Filing date: October 24, 1955
Patent date: November 1, 1966
Title: Street Luminaire
Inventor: Charles H. Rex
Assignee: General Electric Co.
Claims: Ovate (clamshell) mercury vapor luminaire.
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Patent No. 2945945
Filing date: October 24, 1955
(Divided from original patent of the same date)
Patent date: July 19, 1960
Title: Luminaire
Inventor: Charles H. Rex
Assignee: General Electric Co.
Claims: Ovate (clamshell) mercury vapor luminaire improvements.
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Patent No. 3350556
(Original Filing: November 14, 1955)
Filing date: June 28, 1966
Patent date: October 31, 1967
Title: Street Lighting Luminaires
Inventor: Kurt Franck
Assignee: Holophane Co.
Claims: Improved clamshell refractor designs.
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Patent No. 2913637
Filing date: December 28, 1955
Patent date: November 17, 1959
Title: Photoconductive Control Unit
Inventor: Charles D. Bayley
Assignee: General Electric Co.
Claims: Photocontrol with snap type relay.
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Patent No. 3064123
Filing date: February 29, 1956
Patent date: November 13, 1962
Title: Luminaire
Inventor: Melvin R. Anderson
Assignee: Westinghouse Electric Corp.
Claims: Improved reflector design for fluorescent street lighting.
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Patent No. 3062953
Filing date: April 30, 1956
Patent date: November 6, 1962
Title: Luminaire and Refractor Therefor
Inventor: Philip B. Clark and Donald W. Harling
Assignee: McGraw-Edison Co.
Claims: Bucket style luminaire.
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Patent No. 2905808
Filing date: August 10, 1956
Patent date: September 22, 1959
Title: Outdoor Lighting Fixtures
Inventor: Vearle S. Wince
Assignee: Holophane Co.
Claims: Simple post mount luminaire.
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Patent No. 2952797
Filing date: January 16, 1957
Patent date: September 30, 1960
Title: Mercury Vapor Lamp Connector Construction and Starting Circuit Therefor
Inventor: Harold A. Van Dusen, Jr. and Joseph C. Yaeger
Assignee: McGraw-Edison Co.
Claims: Improved socket and circuitry designed to reduce start-up current requirements for series mercury vapor circuits.
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Patent No. 3210536
Filing date: March 5, 1957
Patent date: October 5, 1965
Title: Lumianire and Means for Lighting Streets
Inventor: William B. Elmer
Assignee: Wheeler Reflector Co.
Claims: Low glare pendant mount mercury vapor luminaire.
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Patent No. 2985261
Filing date: May 17, 1957
Patent date: May 23, 1961
Title: Upright Erecting and Hinging Means
Inventor: Milo F. Kubesh
Claims: Post type luminaire with hinged base and clamp device for lowering and raising it.
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Patent No. 2970208
Filing date: July 26, 1957
Patent date: January 31, 1961
Title: Lumianire Optical System
Inventor: Merle E. Keck
Assignee: Westinghouse Electric Corp.
Claims: Improved ovate (clamshell) luminaire optics.
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Patent No. 3043950
Filing date: July 26, 1957
Patent date: July 10, 1962
Title: Lumianire Optical System
Inventor: Merle E. Keck
Assignee: Westinghouse Electric Corp.
Claims: Improved ovate (clamshell) luminaire latching and slip fitter.
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Patent No. 2974219
Filing date: September 6, 1957
Patent date: March 7, 1961
Title: Lumianire
Inventor: Donald E. Husby
Assignee: Westinghouse Electric Corp.
Claims: Improved latching and slip fitter for clamshell luminaire.
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Patent No. 3189739
Filing date: October 14, 1957
Patent date: June 15, 1965
Title: Street Lighting Refractor
Inventor: Robert G. McPhail
Assignee: Holophane Co.
Claims: Improved directional clamshell refractor.
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Patent No. 2921181
Filing date: October 24, 1957
Patent date: January 12, 1960
Title: Street Lighting Lumianire
Inventor: William B. Elmer
Assignee: Wheeler Reflector Co.
Claims: 4-way directional open bottom luminaire.
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