DE Patent: DE-1,631,040
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Photographischer Objektivverschluss Mit Eingenbautem Blitzlicht-Gleichstimmer
Photographic Lens Shutter with Built-in Flash Equalizer
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Patentees:
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| Hans Deckel (exact or similar names) - Munich, Munich District, Bavaria Germany |
| Friedrich Wilhelm Deckel (exact or similar names) - Garatshausen, Germany |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Oct. 31, 1949 |
| Granted: |
Nov. 22, 1951 |
Espacenet patent
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Joel Havens
Vintage Machinery entry for Friedrich Deckel GmbH
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