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US Patent: 103,660
Improvement in Hammers
Improved Shoemaker's Hammer
Patentee:
Oliver Rock (exact or similar names) - Hudson, MA

USPTO Classifications:
254/26R, 81/20

Tool Categories:
woodworking tools : hammers
trade specific : cobbler

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Charles F. Brown
John Howarth
Patent Dates:
Granted: May 31, 1870

Patent Pictures:
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