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US Patent: 378,448
Friction Clutch
Patentees: Willis C. Jones (exact or similar names) - Cincinnati, Hamilton County, OH Winfield S. Rogers (exact or similar names) - Cincinnati, Hamilton County, OH USPTO Classifications: 192/78 Tool Categories: industrial machines : industrial machine mechanisms : industrial machine pulleys and belt drive mechanisms : friction clutches Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Oct. 15, 1887 Granted: Feb. 28, 1888 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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