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US Patent: 1,829,332
Method of and Apparatus for Holding Photographic Films in Flat Position During Exposure
Patentee:
Alwin H. Beck (exact or similar names) - Rochester, Monroe County, NY

USPTO Classifications:
396/440

Tool Categories:
photographic apparatus : cameras

Assignees:
Folmer Graflex Corp. - Rochester, Monroe County, NY

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Mar. 17, 1930
Granted: Oct. 27, 1931

Patent Pictures:
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