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US Patent: 2,362,863
Photoflash Synchronizer Device
Patentees: Joseph A. Sprague (exact or similar names) - Honeoye Falls, Monroe County, NY Benjamin D. Chamberlin (exact or similar names) - Rochester, Monroe County, NY USPTO Classifications: 200/286, 396/187 Tool Categories: photographic apparatus : cameras : camera flash lighting apparatus Assignees: Folmer Graflex Corp. - Rochester, Monroe County, NY Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Dec. 18, 1942 Granted: Nov. 14, 1944 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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