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Guenter Baur
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Freiburg, DE
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last 30 patents
Information
Patent Grant
Optical recording medium
Patent number
4,702,945
Issue date
Oct 27, 1987
BASF Aktiengesellschaft
Karl-Heinz Etzbach
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Display device for displaying light images on a dark background
Patent number
4,405,210
Issue date
Sep 20, 1983
Siemens Aktiengesellschaft
Guenter Baur
G02 - OPTICS
Information
Patent Grant
Display device for optically representing information and a method...
Patent number
4,327,970
Issue date
May 4, 1982
Siemens Aktiengesellschaft
Guenter Baur
G02 - OPTICS
Information
Patent Grant
Display device for the representation of bright images on a dark ba...
Patent number
4,244,636
Issue date
Jan 13, 1981
Siemens Aktiengesellschaft
Guenter Baur
G02 - OPTICS
Information
Patent Grant
Arrangement for optical transmission of communications
Patent number
4,222,880
Issue date
Sep 16, 1980
Siemens Aktiengesellschaft
Guenter Baur
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Electro-optical display device with electro-optical light valves
Patent number
4,142,781
Issue date
Mar 6, 1979
Siemens Aktiengesellschaft
Guenter Baur
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Indicating device for illustrating symbols of all kinds
Patent number
4,113,360
Issue date
Sep 12, 1978
Siemens Aktiengesellschaft
Guenter Baur
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS