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US Patent: 2,261,421
Unitarily Connected Range Finder and Coupling Mechanism Therefor
Patentee:
Oscar Steiner (exact or similar names) - Irondequoit, Monroe County, NY

USPTO Classifications:
396/139

Tool Categories:
photographic apparatus : cameras : camera range finders

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

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Dec. 29, 1939
Granted: Nov. 04, 1941

Patent Pictures:
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