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US Patent: 97,823
Improvement in machine for polishing wood
Patentee:
William F. Spear - Wooster, OH

USPTO Classifications:
144/118, 144/119.1, 451/174

Tool Categories:
woodworking machines : sanding machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Granted: Dec. 14, 1869

Patent Pictures:
USPTO pdf tiff
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