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Patent number:
Patent Date:
US Patent: 836,605
Micrometer for Measuring Thickness of Paper and Other Sheets
Patentee:
Herbert F. Provandie (
exact
or
similar
names) - Melrose, Middlesex County, MA
USPTO Classifications:
33/802
Tool Categories:
metalworking tools
:
machinist tools
:
measuring tools
:
dial indicator gauges
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
Unknown
Patent Dates:
Applied:
Feb. 14, 1906
Granted:
Nov. 20, 1906
Patent Pictures:
USPTO
(New site tip)
Google Patents
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