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US Patent: 403,898
Dog Attachment for Log Cars
Patentee:
Robert J. Thompson (exact or similar names) - Grandin, Carter County, MO

USPTO Classifications:
105/382, 280/145

Tool Categories:
trade specific : lumberjack
woodworking machines : sawmills : sawmill dogs

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Nov. 15, 1888
Granted: May 21, 1889

Patent Pictures:
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