DE Patent: DE-1,684,783
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Photografischer Objektivverschluss Mit Eingebauter Blende Photographic Lens Mount with Built-in Aperture
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Patentees:
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| Friedrich Wilhelm Deckel (exact or similar names) - Garatshausen, Germany |
| Hans Deckel (exact or similar names) - Munich, Munich District, Bavaria Germany |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jun. 12, 1953 |
| Granted: |
Oct. 07, 1954 |
Espacenet patent
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Joel Havens Vintage Machinery entry for Friedrich Deckel GmbH
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