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Patent number:
Patent Date:
US Patent: 546,094
Micrometer Calipers
Patentee:
Ferrand F. Ellis (
exact
or
similar
names) - Oneida, Madison County, NY
USPTO Classifications:
33/822
Tool Categories:
metalworking tools
:
machinist tools
:
measuring tools
:
micrometers
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
Charles W. Marvin
Jesie E. Murray
C. W. Smith
Howard P. Denison
Patent Dates:
Applied:
Apr. 22, 1895
Granted:
Sep. 10, 1895
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
Description:
Smith & Denison - patent attorneys
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