Walter Schoenherr

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Giengen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Electric lamp and optically alignable cementless base combination
- Patent number 5,339,002
- Issue date Aug 16, 1994
- Patent-Treuhand-Gesellschaft F. Electrische Gluehlampen mbH
- Alfred Braun
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Vibration resistant lamp and base, and method of its manufacture
- Patent number 5,270,610
- Issue date Dec 14, 1993
- Patent-Treuhand-Gesellschaft fur elektrische Gluhlampen mbH
- Walter Schoenherr
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Vibration, shock and heat-resistant lamp-base combination structure
- Patent number 5,153,480
- Issue date Oct 6, 1992
- Patent-Treuhand-Gesellschaft fur elektrische Gluhlampen mbH
- Walter Schoenherr
- F21 - LIGHTING
Information Patent Grant
Cementless electric lamp - base combination
- Patent number 5,010,272
- Issue date Apr 23, 1991
- Patent-Treuhand-Gesellschaft fur elektrische Gluhlampen mbH
- Fritz Eckhardt
- H01 - BASIC ELECTRIC ELEMENTS