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US Patent: 922,411
Focusing Attachment for Camera
Patentee:
William F. Folmer (exact or similar names) - Rochester, Monroe County, NY

USPTO Classifications:
396/534

Tool Categories:
photographic apparatus : cameras : focusing attachments

Assignees:
Eastman Kodak Co. - Rochester, Monroe County, NY

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Jan. 24, 1907
Granted: May 18, 1909

Patent Pictures:
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