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US Patent: 2,293,411
Thickness Gage
Patentee:
William D. Spillman - Ponca City, OK

USPTO Classifications:
33/812

Tool Categories:
metalworking tools : machinist tools : measuring tools : thickness gages

Assignees:
Continental Oil Co. - Ponca City, OK

Manufacturer:
Not known to have been produced

Witnesses:
none listed

Patent Dates:
Applied: Oct. 14, 1940
Granted: Aug. 18, 1942

Patent Pictures:
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Description:
Thomas E. Scofield - patent attorney

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