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Siegfried Bartel
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Gauting, DE
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last 30 patents
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Patent Grant
Apparatus for influencing the color of copying light in photographi...
Patent number
4,444,489
Issue date
Apr 24, 1984
Agfa-Gevaert Aktiengesellschaft
Siegfried Bartel
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Cassette for winding band-like photographic material
Patent number
4,441,667
Issue date
Apr 10, 1984
AGFA-Gevaert A.G.
Siegfried Bartel
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Apparatus for positioning originals in photographic copying machines
Patent number
4,353,646
Issue date
Oct 12, 1982
Agfa-Gevaert Aktiengesellschaft
Siegfried Bartel
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Apparatus for winding or unwinding webs of photosensitive material...
Patent number
4,330,096
Issue date
May 18, 1982
Agfa-Gevaert Aktiengesellschaft
Siegfried Bartel
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Apparatus for convoluting webs onto rotary cores
Patent number
4,218,032
Issue date
Aug 19, 1980
AGFA-Gevaert, A.G.
Erich Nagel
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Automatic counteracting of transverse shift of a longitudinally tra...
Patent number
4,214,689
Issue date
Jul 29, 1980
AGFA-Gevaert, A.G.
Siegfried Bartel
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Photographic copying machine with carrier structure _carrying forma...
Patent number
4,194,836
Issue date
Mar 25, 1980
AGFA-Gevaert, A.G.
Heinz Rapp
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Cassette for light-sensitive photographic material
Patent number
4,135,802
Issue date
Jan 23, 1979
AGFA-Gevaert A.G.
Normann Scharre
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY