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US Patent: 986,324
Clutch Mechanism
Patentees: Fred E. Sutherland (exact or similar names) - Los Angeles, Los Angeles County, CA James A. Brown (exact or similar names) - Los Angeles, Los Angeles County, CA USPTO Classifications: 192/113.36 Tool Categories: metalworking machines : forging machines : power hammers metalworking machines : metalworking machine mechanisms Assignees: Radial Power Hammer Co. - Los Angeles, Los Angeles County, CA Manufacturer: Radial Power Hammer Co. - Los Angeles, Los Angeles County, CA Witnesses: Alex Currie George H. Downs Fred Albillis	Patent Dates: Applied: Nov. 09, 1909 Granted: Mar. 07, 1911 Patent Pictures: [ 1 | 2 ] USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Radial Power Hammer Co.

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