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US Patent: 835,373
Friction-clutch
Patentee: Howard Roy Stacks (exact or similar names) - Philadelphia, PA USPTO Classifications: 192/111.1, 192/70.15, 192/70.251, 192/70.3, 192/99A Tool Categories: industrial machines : industrial machine mechanisms : industrial machine clutches Assignees: Geo. V. Cresson Co. - Philadelphia, PA Manufacturer: Geo. V. Cresson Co. - Philadelphia, PA Witnesses: Unknown	Patent Dates: Applied: Jul. 28, 1905 Granted: Nov. 06, 1906 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Cresson & Smith; George V. Cresson & Co.

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