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US Patent: 1,977,863
Drum Frictioning Device
Patentee: Robert J. O. Simpson (exact or similar names) - Athol, Worcester County, MA USPTO Classifications: 242/395.1, 242/396.9, 242/405 Tool Categories: rules : tape measures : tape measure mechanisms Assignees: L. S. Starrett Co. - Athol, Worcester County, MA Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jan. 24, 1934 Granted: Oct. 23, 1934 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for L. S. Starrett Co. Wikipedia entry for the L. S. Starrett Company The Starrett Story History of the L. S. Starrett Co.

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