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US Patent: RE12,681
Floor surfacer, cleaner and polisher
Patentees:
John H. Prugh (exact or similar names) - Oakland, CA
Samuel B. Zimmer (exact or similar names) - Oakland, CA
Aaron T. Spence (exact or similar names) - Alameda, CA

USPTO Classifications:
451/352

Tool Categories:
woodworking machines : sanding machines

Assignees:
American Floor Surfacing Machine Co. - Toledo, OH

Manufacturer:
American Floor Surfacing Machine Co. - Toledo, OH

Witnesses:
Unknown

Patent Dates:
Applied: Apr. 08, 1906
Granted: Aug. 20, 1907

Reissue Information:
Reissue of 728,423 (May 19, 1903)

Patent Pictures:
USPTO (New site tip)
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Report data errors or omissions to steward Jeff Joslin
"Vintage Machinery" entry for American Floor Surfacing Machine Co.

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