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US Patent: 22,073
Hand-Hammer
Weight/Balance Shifting Hammer
Patentee:
Alfred Gregory - Washington, DC

USPTO Classifications:
7/143

Tool Categories:
woodworking tools : hammers : hammer handles

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Joseph L. Smith
J. F. Callan

Patent Dates:
Granted: Nov. 16, 1858

Patent Pictures:
USPTO pdf tiff
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