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US Patent: 1,923,760
Grinding machine
Patentee:
John A. Smith (exact or similar names) - Cincinnati, OH

USPTO Classifications:
451/294, 451/915

Tool Categories:
metalworking machines : grinders : sharpening machines : bench or pedestal grinders

Assignees:
United States Electrical Tool Co. - Cincinnati, OH

Manufacturer:
United States Electrical Tool Co. - Cincinnati, OH

Witnesses:
Unknown

Patent Dates:
Applied: Dec. 04, 1931
Granted: Aug. 22, 1933

Patent Pictures:
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Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for United States Electrical Tool Co.
Description:
This patent number has been seen in a 1935 catalog for U.S. Electrical Tool Co., for their Model 95 multi-speed buffer/polisher and also for their Model 65 adjustable-speed AC grinder.

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