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US Patent: 482,326
Friction-clutch
Patentee: William A. Wilkinson (exact or similar names) - Minneapolis, MN USPTO Classifications: 192/70.14, 192/70.26 Tool Categories: metalworking machines : metalworking machine mechanisms : metalworking power transmission industrial machines : industrial machine mechanisms : industrial machine clutches Assignees: None Manufacturer: Diamond Iron Works - Minneapolis, MN Witnesses: F. S. Lyon C. G. Hawley	Patent Dates: Applied: Nov. 06, 1891 Granted: Sep. 06, 1892 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Diamond Iron Works

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