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US Patent: 292,587
Bit and drill brace
Patentee:
John D. Richardson (exact or similar names) - Brooklyn, NY

USPTO Classifications:
81/36

Tool Categories:

Assignees:
F. L. Manchester - New York, NY

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Granted: Jan. 29, 1884

Patent Pictures:
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