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US Patent: 2,353,896
Photographic Synchronizer Testing Equipmqnt
Patentee: Joseph A. Sprague (exact or similar names) - Honeoye Falls, Monroe County, NY USPTO Classifications: 346/107.2, 346/33A, 346/33R, 396/180, 73/1.56 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: Sep. 30, 1942 Granted: Jul. 18, 1944 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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