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Wolfram Betzold
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Hoehenkirchen, DE
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last 30 patents
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Patent Grant
Transport device for microfilm passage camera
Patent number
5,041,867
Issue date
Aug 20, 1991
AGFA-Gevaert A.G.
Wolfram Betzold
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Patent Grant
Continuous microfilming apparatus
Patent number
4,998,136
Issue date
Mar 5, 1991
Agfa-Gevaert Aktiengesellschaft
Wolfram Betzold
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Patent Grant
Microfilm pickup camera with marking means for screened originals
Patent number
4,731,639
Issue date
Mar 15, 1988
Afga-Gevaert Aktiengesellschaft
Walter Gutmann
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS