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US Patent: 814,528
Ratchet-Tool Ratchet Screwdriver
Patentee: Zachry T. Furbish (exact or similar names) - Philadelphia, PA USPTO Classifications: 81/33 Tool Categories: screwdrivers : screwdriver mechanisms : ratcheting screwdrivers Assignees: North Brothers Manufacturing Co. - Philadelphia, PA Manufacturer: Not known to have been produced Witnesses: Will. A. Barr Jos. H. Klein	Patent Dates: Applied: Mar. 25, 1903 Granted: Mar. 06, 1906 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Steve Gosselin "Vintage Machinery" entry for North Brothers Manufacturing Co

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