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Patent number:
Patent Date:
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:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
Description:
Original application filed 18 Feb., 1939. Divided and the application files 28 Aug. 1940.
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