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Patent number:
Patent Date:
US Patent: 1,021,680
Micrometer Calipers
Patentee:
Fernando Oscar Jaques (
exact
or
similar
names) - Cranston, RI
USPTO Classifications:
33/819
Tool Categories:
metalworking tools
:
machinist tools
:
measuring tools
:
micrometers
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
Julia Ricci
William P. Hanson, Jr.
John H. McNulty
Charles H. Luther
Patent Dates:
Applied:
Jan. 02, 1912
Granted:
Mar. 26, 1912
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
Description:
Charles H. Luther - patent attorney
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