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US Patent: 507,968
Ratchet-drill
Patentee: Charles T. Burr (exact or similar names) - Ithaca, NY USPTO Classifications: 408/122.5, 74/134 Tool Categories: woodworking tools : hand drills Assignees: Greene, Tweed & Co. - New York, NY Manufacturer: Not known to have been produced Witnesses: H. M. Seamans Mark W. Dewey	Patent Dates: Applied: Feb. 23, 1893 Granted: Oct. 31, 1893 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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