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Patent number:
Patent Date:
US Patent: 1,537,957
Tool Holder
Patentee:
William F. Marshall (
exact
or
similar
names) - New York, NY
USPTO Classifications:
407/80
,
407/82
Tool Categories:
metalworking machines
:
metal lathes
:
lathe tool holders and tool posts
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
Unknown
Patent Dates:
Applied:
Sep. 26, 1923
Granted:
May 19, 1925
Patent Pictures:
USPTO
(New site tip)
Google Patents
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