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US Patent: 2,294,494
Grinding Wheel Dresser
Patentee:
John C. Wilson - Springfield, Clark County, OH

USPTO Classifications:
125/11.06, 125/11.15

Tool Categories:
metalworking machines : grinders : grinder dressers

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

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Aug. 28, 1940
Granted: Sep. 01, 1942

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

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