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Patent number:
Patent Date:
US Patent: 1,961,647
Thread Gauge
Patentee:
Soshichi Sonoda (
exact
or
similar
names) - Itabitsu, Kokura, Japan
USPTO Classifications:
33/199R
Tool Categories:
metalworking tools
:
machinist tools
:
measuring tools
:
thread gages
layout tools
:
special purpose gauges
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
none listed
Patent Dates:
Applied:
Jul. 02, 1929
Granted:
Jun. 05, 1934
Patent Pictures:
USPTO
(New site tip)
Google Patents
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