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Patent number:
Patent Date:
US Patent: 652,521
Machinist's Gage
Patentee:
John P. Pratt (
exact
or
similar
names) - Milford, MA
USPTO Classifications:
33/666
,
33/709
Tool Categories:
layout tools
:
measurement gauges
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
J. S. Cadel
William H. Abbeiton
Wendell Williams
Levi W. Moore
Patent Dates:
Applied:
Mar. 07, 1900
Granted:
Jun. 26, 1900
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
Description:
Worth Osgood - patent attorney
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