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US Patent: 2,097,731
Clutch mechanism
Patentee: Arthur William Mall (exact or similar names) - Chicago, IL USPTO Classifications: 192/18R, 192/53.5, 192/99S Tool Categories: handheld power tools industrial machines : industrial machine mechanisms : industrial machine clutches Assignees: Mall Tool Co. - Chicago, IL Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: May 09, 1935 Granted: Nov. 02, 1937 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Mall Tool Co.

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