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US Patent: 1,639,155
Sander drum
Patentees:
Richard A. Williams (exact or similar names) - Beloit, WI
Walter L. Bigsby (exact or similar names) - Beloit, WI

USPTO Classifications:
15/230, 451/490

Tool Categories:
woodworking machines : sanding machines

Assignees:
Yates-American Machine Co. - Beloit, WI

Manufacturer:
Yates-American Machine Co. - Beloit, WI

Witnesses:
Unknown

Patent Dates:
Applied: Mar. 06, 1926
Granted: Aug. 16, 1927

Patent Pictures:
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Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Yates-American Machine Co.

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