US Patent: 12,677 - Tool for boring hubs


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US Patent: 12,677

Tool for boring hubs

Patentees:

Henry C. Garvin (exact or similar names) - Hagerstown, MD

John H. King (exact or similar names) - Hagerstown, MD

USPTO Classifications:

Tool Categories:

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

Patent Dates:
Granted:	Apr. 10, 1855

Patent Pictures: