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US Patent: 2,273,385
Masking Means
Patentee:
Oscar Steiner (exact or similar names) - Irondequoit, Monroe County, NY

USPTO Classifications:
355/113, 355/126

Tool Categories:
photographic apparatus : photographic printers

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

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Feb. 18, 1939
Granted: Feb. 17, 1942

Patent Pictures:
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Description:
Original application filed 18 Feb., 1939. Divided and the application files 28 Aug. 1940.

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