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US Patent: 13,087
Collar Machine
Expanding-Block for Horse Collars
Patentee:
Robert R. Gray (exact or similar names) - Crawfordsville, Montgomery County, IN

USPTO Classifications:
69/3

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Lewis Wallace
Joseph McCollough
Joseph Heinell
John F. Hurley
Patent Dates:
Granted: Jun. 19, 1855

Patent Pictures:
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