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Patent number:
Patent Date:
US Patent: 230,420
Combined Calipers & Scriber
Patentee:
Manuel W. Kahle (
exact
or
similar
names) - Duke Centre, PA
USPTO Classifications:
112/75
,
33/674
Tool Categories:
layout tools
:
calipers
layout tools
:
scribes
Assignees:
Martha Jane Kahle
- Duke Centre, PA
Manufacturer:
Not known to have been produced
Witnesses:
Michael J. Stark
Frank Hirsch
Patent Dates:
Applied:
May 17, 1880
Granted:
Jul. 27, 1880
Patent Pictures:
USPTO
(New site tip)
Google Patents
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