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Patent number:
Patent Date:
US Patent: 1,439,341
Rolling-mill drive
Patentee:
Howard H. Talbot (
exact
or
similar
names) - Wooster, OH
USPTO Classifications:
72/234
,
72/249
Tool Categories:
trade specific
:
steel maker
Assignees:
Mackintosh-Hemphill Co.
- Pittsburgh, PA
Manufacturer:
Mackintosh-Hemphill Co.
- Pittsburgh, PA
Witnesses:
Unknown
Patent Dates:
Applied:
Jun. 21, 1921
Granted:
Dec. 19, 1922
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Mackintosh, Hemphill & Co.
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