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Patent number:
Patent Date:
US Patent: 407,516
Metal Forming Machine
Patentee:
Michael T. Durkin (
exact
or
similar
names) - Brooklyn, Kings County, NY
USPTO Classifications:
33/1N
,
72/380
,
72/475
,
72/481.9
Tool Categories:
metalworking machines
:
sheet metal
:
sheet metal bending machines
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
Unknown
Patent Dates:
Applied:
Apr. 19, 1889
Granted:
Jul. 23, 1889
Patent Pictures:
USPTO
(New site tip)
Google Patents
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