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US Patent: 799,889
Square auger Portable hand-powered chain mortiser
Patentee: Fred Bryan (exact or similar names) - Mainesburg, PA USPTO Classifications: 144/73, 408/214, 408/22, 408/67 Tool Categories: woodworking machines : joint making machines : portable timber mortisers woodworking machines : human powered machines woodworking machines : wood drilling and boring : portable timber mortisers Assignees: Claude W. DeWitt - Mainesburg, PA Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jun. 06, 1905 Granted: Sep. 19, 1905 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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