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Patent number:
Patent Date:
US Patent: 407,748
Friction Clutch
Patentee:
William B. Tatro (
exact
or
similar
names) - Hartford, Hartford County, CT
USPTO Classifications:
192/78
Tool Categories:
industrial machines
:
industrial machine mechanisms
:
industrial machine pulleys and belt drive mechanisms
:
friction clutches
Assignees:
William J. Pierce
- Hartford, Hartford County, CT
Manufacturer:
Not known to have been produced
Witnesses:
Unknown
Patent Dates:
Applied:
Aug. 27, 1888
Granted:
Jul. 23, 1889
Patent Pictures:
USPTO
(New site tip)
Google Patents
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