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US Patent: 426,827
Ratchet attachment for bit stocks
Patentee:
Thomas C. Long (exact or similar names) - West Chester, PA

USPTO Classifications:
81/29, 81/35

Tool Categories:
woodworking tools : hand drills

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Granted: Apr. 29, 1890

Patent Pictures:
USPTO (New site tip)
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