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Patent number:
Patent Date:
US Patent: 255,619
Drop Hammer
Patentee:
Charles A. Hague (
exact
or
similar
names) - Chicago, Cook County, IL
USPTO Classifications:
72/439
,
72/462
Tool Categories:
metalworking machines
:
forging machines
:
drop hammers
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
Unknown
Patent Dates:
Applied:
Dec. 19, 1881
Granted:
Mar. 28, 1882
Patent Pictures:
USPTO
(New site tip)
Google Patents
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