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US Patent: 158,693
Improvement in saw-mill dogs
Patentee:
William M. Ferry (exact or similar names) - Grand Haven, MI

USPTO Classifications:
83/721

Tool Categories:
woodworking machines : sawmills : sawmill dogs

Assignees:
None

Manufacturer:
Ottawa Iron Works - Ferrysburgh, MI

Witnesses:
Unknown

Patent Dates:
Applied: Jun. 17, 1874
Granted: Jan. 12, 1875

Patent Pictures:
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Vintage Machinery entry for Ottawa Iron Works

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