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Patent number:
Patent Date:
US Patent: 1,143,007
Ratchet Extension and Protector for Micrometer Calipers
Patentee:
Floyd Wilcox (
exact
or
similar
names) - Dayton, OH
USPTO Classifications:
292/349
,
33/815
Tool Categories:
metalworking tools
:
machinist tools
:
measuring tools
:
micrometers
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
Walter V. Snyder
Howard S. Smith
Elwood H. Herbig
J. Miller Rice
Patent Dates:
Applied:
Jan. 14, 1914
Granted:
Jun. 15, 1915
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
Description:
Howard S. Smith - patent attorney
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