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Budapest, HU
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Patents Grants
last 30 patents
Information
Patent Grant
Discharge lamp having a discharge vessel made with a ceramic closin...
Patent number
4,959,588
Issue date
Sep 25, 1990
Tungsram Rt.
Denes Vida
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High pressure sodium vapor lamp with improved color reproduction index
Patent number
4,678,958
Issue date
Jul 7, 1987
Tungsram Rt.
Miklos Csapody
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Headlamp
Patent number
4,654,758
Issue date
Mar 31, 1987
Tungsram Rt.
Gyorgy Szekacs
F21 - LIGHTING
Information
Patent Grant
Par lamp
Patent number
4,651,261
Issue date
Mar 17, 1987
Tungsram Rt.
Gyorgy Szekacs
F21 - LIGHTING
Information
Patent Grant
Electrical current inlet particularly for discharge tubes of high p...
Patent number
4,531,074
Issue date
Jul 23, 1985
Tungsram Rt.
Janos Nagy
H01 - BASIC ELECTRIC ELEMENTS
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last 30 patents
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