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US Patent: 3,287,859
Rotatable grinding and surfacing tool
Patentee:
Treffle J. Leveque (exact or similar names) - Detroit, MI

USPTO Classifications:
451/271, 451/357, 451/359

Tool Categories:
handheld power tools : handheld power sanders
woodworking machines : sanding machines : handheld power sanders

Assignees:
Rockwell Mfg. Co. - Pittsburgh, PA

Manufacturer:
Rockwell Mfg. Co. - Pittsburgh, PA

Witnesses:
Unknown

Patent Dates:
Applied: Aug. 23, 1965
Granted: Nov. 29, 1966

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Rockwell Mfg. Co.
Vintage Machinery entry for Porter-Cable Machine Co.
Description:
This invention—an orbital mechanism—was originally part of the application that became patent 3,205,622.

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