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Patent number:
Patent Date:
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:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
Description:
Hill and Hill - patent attorneys
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