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US Patent: 81,031
Improvement in bit-stocks
Patentee:
Oscar G. Stratton (exact or similar names) - Greenfield, MA

USPTO Classifications:
279/77

Tool Categories:
woodworking tools : braces : brace chucks

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Granted: Aug. 11, 1868

Reissue Information:
Reissued as RE9,582 (Feb. 22, 1881)

Patent Pictures:
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