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US Patent: 1,318,726
Micrometer Gage
Patentee:
Edward E. Chia (exact or similar names) - Chicago, IL

USPTO Classifications:
123/634, 33/817

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Roy W. Hill
Charles I. Cobb
Harry R. L. White
W. P. Kilroy

Patent Dates:
Applied: Feb. 20, 1918
Granted: Oct. 14, 1919

Patent Pictures:
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Report data errors or omissions to steward Joel Havens
Description:
Hill and Hill - patent attorneys

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