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US Patent: 146,123
Bit-stock
Patentees:
John G. Folsom - Winchendon, MA
George W. Chandler - New Ipswich, MA

USPTO Classifications:
279/36

Tool Categories:
woodworking tools : braces : brace chucks

Assignees:
John G. Folsom - Winchendon, MA

Manufacturer:
Not known to have been produced

Witnesses:
J. P. Hall
William F. McNamara

Patent Dates:
Granted: Jan. 06, 1874

Patent Pictures:
USPTO pdf tiff
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