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US Patent: 1,388,034
Extension Micrometer
Patentee:
George Gillespie (exact or similar names) - Ann Arbor, MI

USPTO Classifications:
33/826

Tool Categories:
metalworking tools : machinist tools : measuring tools : micrometers

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
none listed
Patent Dates:
Applied: Oct. 07, 1919
Granted: Aug. 16, 1921

Patent Pictures:
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Report data errors or omissions to steward Joel Havens
Description:
George P. Kimmel - patent attorney

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