Home
|
FAQ
Search:
Advanced
|
Person
|
Company
|
Type
|
Class
Login
Quick search:
Patent number:
Patent Date:
US Patent: 2,571,904
Broaching machine
Patentee:
Charles O. Lofgren (
exact
or
similar
names) - Ann Arbor, MI
USPTO Classifications:
409/252
,
409/268
,
409/269
,
409/277
,
451/335
,
83/109
Tool Categories:
metalworking machines
:
broaching machines
Assignees:
American Broach & Machine Co.
- Ann Arbor, MI
Manufacturer:
American Broach & Machine Co.
- Ann Arbor, MI
Witnesses:
Unknown
Patent Dates:
Applied:
May 25, 1949
Granted:
Oct. 16, 1951
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for American Broach & Machine Co.
Copyright © 2002-2024 - DATAMP