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W. Calvin Gungle
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Danvers, MA, US
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last 30 patents
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Patent Grant
Electrode alignment and capsule design for single-ended low wattage...
Patent number
4,636,687
Issue date
Jan 13, 1987
GTE Products Corporation
William M. Keeffe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electrode alignment and capsule design for single-ended low wattage...
Patent number
4,620,130
Issue date
Oct 28, 1986
GTE Products Corporation
William M. Keeffe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High intensity discharge lamp including arc extinguishing means
Patent number
4,390,811
Issue date
Jun 28, 1983
GTE Products Corporation
Harold L. Rothwell
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Metal halide arc discharge lamp having shielded electrode
Patent number
4,383,197
Issue date
May 10, 1983
GTE Products Corporation
W. Calvin Gungle
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High intensity discharge lamp including arc extinguishing means
Patent number
4,362,969
Issue date
Dec 7, 1982
GTE Products Corporation
Harold L. Rothwell
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electrode geometry to improve arc stability
Patent number
4,320,322
Issue date
Mar 16, 1982
GTE Products Corporation
Harold L. Rothwell
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High brightness, low wattage, high pressure, metal vapor discharge...
Patent number
4,308,483
Issue date
Dec 29, 1981
GTE Products Corporation
William M. Keeffe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Metal halide arc discharge lamp having coiled coil electrodes
Patent number
4,277,714
Issue date
Jul 7, 1981
GTE Products Corporation
William M. Keeffe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Metal halide discharge lamp having optimum electrode location
Patent number
4,056,751
Issue date
Nov 1, 1977
GTE Sylvania Incorporated
W. Calvin Gungle
H01 - BASIC ELECTRIC ELEMENTS