US Patent: 2,322,734
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| Reflex Camera with Grid Shutters
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Patentee:
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| Oscar Steiner (exact or similar names) - Rochester, Monroe County, NY |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Dec. 04, 1940 |
| Granted: |
Jun. 22, 1943 |
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Joel Havens
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Description: |
| Original application filed 04 Dec., 1940. Divided and this application filed 19 Jun., 1941. |
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