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US Patent: 303,967
Saw-mill dog
Patentee:
John Ackerman (exact or similar names) - Columbus, OH

USPTO Classifications:
269/54.2

Tool Categories:
woodworking machines : sawmills : sawmill dogs

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Ad. Mitchell
John R. Bowdle

Patent Dates:
Applied: May 15, 1884
Granted: Aug. 26, 1884

Patent Pictures:
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