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Patent number:
Patent Date:
US Patent: 650,635
Convertible Machine
Patentee:
States R. Crouner (
exact
or
similar
names) - Marion, Linn County, IA
USPTO Classifications:
269/250
,
269/272
,
29/560.1
,
451/67
Tool Categories:
metalworking machines
:
drilling and boring
:
horizontal drilling machines
work holding
:
vises
:
bench vises
work holding
:
vises
:
pipe and chain vises
trade specific
:
blacksmith
metalworking tools
:
blacksmiths tools
:
anvils
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
Unknown
Patent Dates:
Applied:
Jan. 27, 1900
Granted:
May 29, 1900
Patent Pictures:
USPTO
(New site tip)
Google Patents
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