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US Patent: 1,140,326
Clutch Mechanism
Patentee: Bengt M. W. Hanson (exact or similar names) - Hartford, Hartford County, CT USPTO Classifications: 192/20, 192/93B, 192/93R, 192/98 Tool Categories: industrial machines : industrial machine mechanisms : industrial machine clutches Assignees: Pratt & Whitney Co. - Hartford, Hartford County, CT Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Apr. 25, 1914 Granted: May 18, 1915 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Pratt, Whitney & Co.

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