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US Patent: 54,161
Improvement in machines for polishing wood
Patentee:
Ferdinand Hoffman - West Cambridge, MA

USPTO Classifications:
451/320

Tool Categories:
woodworking machines : sanding machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
R. H. Eddy
F P. Hale, Jr.

Patent Dates:
Granted: Apr. 24, 1866

Patent Pictures:
USPTO pdf tiff
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Description:
This scrapes, not sands, the wood.

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