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US Patent: 113,670
Calk Sharpener
Improvement in Machines for Sharpening Horseshoe-Calks
Patentee:
Hamilton Howell (exact or similar names) - Salem, Columbiana County, OH

USPTO Classifications:
168/46, 30/188, 409/303

Tool Categories:
trade specific : farrier
trade specific : blacksmith

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Granted: Apr. 11, 1871

Patent Pictures:
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