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Patent number:
Patent Date:
US Patent: 120,988
Improvement in Watchmakers Chucks
Patentee:
Job Mansir (
exact
or
similar
names) - Richmond, Sagadahoc County, ME
USPTO Classifications:
279/16
,
279/8
Tool Categories:
metalworking machines
:
metal lathes
:
watchmakers lathes
metalworking machines
:
metal lathes
:
metal lathe chucks
trade specific
:
watchmaker
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
A. B. Gaubert
A. C. Spaulding
Patent Dates:
Granted:
Nov. 14, 1871
Patent Pictures:
USPTO
(New site tip)
Google Patents
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