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US Patent: 1,650,863
Double-belt sanding machine
Patentee:
Emil F. Butts (exact or similar names) - Tacoma, WA

USPTO Classifications:
451/311

Tool Categories:
woodworking machines : sanding machines : belt sanders

Assignees:
Gregory-Butts Co. - Tacoma, WA

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Aug. 20, 1925
Granted: Nov. 29, 1927

Patent Pictures:
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