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Patent number:
Patent Date:
US Patent: 1,863,673
Indicator Jaw Gauge
Patentee:
Alexander Schraven (
exact
or
similar
names) - Essen, Germany
USPTO Classifications:
33/802
Tool Categories:
layout tools
:
measurement gauges
Assignees:
Fried. Krupp Aktiengesellschaft
- Essen-on-the-Ruhr, Germany
Manufacturer:
Not known to have been produced
Witnesses:
none listed
Patent Dates:
Applied:
Jan. 29, 1930
Granted:
Jun. 21, 1932
Patent Pictures:
USPTO
(New site tip)
Google Patents
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