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US Patent: 2,335,625
Grinding Machine
Patentee:
John C. Wilson - Springfield, Clark County, OH

USPTO Classifications:
451/121, 451/213, 451/237

Tool Categories:
metalworking machines : grinders

Assignees:
Thompson Grinder Co. - Springfield, Clark County, OH

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Mar. 13, 1941
Granted: Nov. 30, 1943

Patent Pictures:
USPTO pdf tiff
Google Patents
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"Vintage Machinery" entry for Thompson Grinder Co.

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