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US Patent: 460,922
Compensating bit-holder
Patentee:
Simon B. Minnich (exact or similar names) - Landisville, PA

USPTO Classifications:
279/42, 279/43.3, 408/239R, 408/714

Tool Categories:

Assignees:
Mary C. Minnich - Landisville, PA

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Feb. 06, 1891
Granted: Oct. 06, 1891

Patent Pictures:
USPTO (New site tip)
Google Patents
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