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Patent number:
Patent Date:
US Patent: 758,283
Calipers
Patentee:
Frank Shafer (
exact
or
similar
names) - Camillus, NY
USPTO Classifications:
33/812
Tool Categories:
layout tools
:
measurement gauges
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
F. E. Arthur
H. E. Chase
Austin E. Daniels, Jr.
Patent Dates:
Applied:
Jun. 08, 1903
Granted:
Apr. 26, 1904
Patent Pictures:
USPTO
(New site tip)
Google Patents
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