Werner Hahn

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Dresden, DT

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Patents Grantslast 30 patents

Information Patent Grant
Film cassette
- Patent number 3,969,740
- Issue date Jul 13, 1976
- Veb Pentacon Dresden
- Werner Hahn
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic camera having electric motor drive for shutter cocking...
- Patent number 3,946,412
- Issue date Mar 23, 1976
- Veb Pentacon Dresden
- Werner Hahn
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Film cassette
- Patent number 3,944,154
- Issue date Mar 16, 1976
- Veb Pentacon Dresden
- Werner Hahn
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY