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US Patent: 2,427,924
Internal Screw Thread and Diameter Gauge
Patentee:
Edward H. Rose (exact or similar names) - Santa Monica, CA

USPTO Classifications:
33/199R, 33/784

Tool Categories:
layout tools : measurement gauges

Assignees:
Douglas Aircraft Co. Inc. - Santa Monica, CA

Manufacturer:
Not known to have been produced

Witnesses:
none listed

Patent Dates:
Applied: Jan. 05, 1944
Granted: Sep. 23, 1947

Patent Pictures:
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Report data errors or omissions to steward Joel Havens
Description:
J. Edwin Coates - patent attorney

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