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Patent number:
Patent Date:
US Patent: 477,105
Caliper Rule
Patentee:
Samuel Darling (
exact
or
similar
names) - Providence, RI
USPTO Classifications:
33/812
Tool Categories:
layout tools
:
measurement gauges
Assignees:
None
Manufacturer:
Darling, Brown & Sharpe
- Providence, RI
Witnesses:
Herbert Scholfield
Socrates Scholfield
Patent Dates:
Applied:
Oct. 06, 1891
Granted:
Jun. 14, 1892
Patent Pictures: [
1
|
2
]
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Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Brown & Sharpe Mfg. Co.
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