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Patent number:
Patent Date:
US Patent: 934,692
Micrometer Gage
Patentee:
Henry S. Plant (
exact
or
similar
names) - Boston, MA
USPTO Classifications:
33/542
,
33/817
,
33/827
Tool Categories:
metalworking tools
:
machinist tools
:
measuring tools
:
inside micrometers
Assignees:
None
Manufacturer:
J. T. Slocomb Co.
- Providence, RI
Witnesses:
Horace A. Crossman
Robert H. Kammler
Irving U. Townsend
Everett S. Emery
Patent Dates:
Applied:
May 27, 1908
Granted:
Sep. 21, 1909
Patent Pictures: [
1
|
2
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3
]
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