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US Patent: 1,359,943
Thread Testing Device
Patentee:
John H. Wilhelm (exact or similar names) - New York, NY

USPTO Classifications:
33/199B

Tool Categories:
layout tools : measurement gauges

Assignees:
Blair Tool & Machine Works, Inc. - New York, NY

Manufacturer:
Not known to have been produced

Witnesses:
L. Gessford Handie
May Schulz

Patent Dates:
Applied: Jun. 19, 1918
Granted: Nov. 23, 1920

Patent Pictures:
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Google Patents
Report data errors or omissions to steward Joel Havens
Description:
L. Gessford Handie - patent attorney

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