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US Patent: 111,647
Tap Wrench
Patentees:
George W. Huntoon - Lowell, MA
Edwin Simonds - Lowell, MA

USPTO Classifications:
408/240, 81/175

Tool Categories:
wrenches : tap wrenches and die stocks

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Albert M. Moore
Abel T. Atherton

Patent Dates:
Granted: Feb. 07, 1871

Patent Pictures:
USPTO pdf tiff
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