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Patent number:
Patent Date:
US Patent: 2,461,995
Differential screw micrometer
Patentee:
Edward E. Modes (
exact
or
similar
names) - Chicago, IL
USPTO Classifications:
33/814
,
33/817
Tool Categories:
metalworking tools
:
machinist tools
:
measuring tools
:
micrometers
Assignees:
None
Manufacturer:
Unknown
Witnesses:
Unknown
Patent Dates:
Applied:
Jun. 21, 1946
Granted:
Feb. 15, 1949
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
Description:
Used by Mitutoyo? I'm sure I have seen it somewhere.
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