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US Patent: 1,291,820
Photographic Dark Box
Patentee: William F. Folmer (exact or similar names) - Rochester, Monroe County, NY USPTO Classifications: 220/326, 220/345.2, 220/350 Tool Categories: photographic apparatus : film and plate holders Assignees: Eastman Kodak Co. - Rochester, Monroe County, NY Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Sep. 20, 1918 Granted: Jan. 21, 1919 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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