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Patent number:
Patent Date:
US Patent: 3,672,411
Straightening machine for elongated workpieces
Patentee:
John F. Kopczynski (
exact
or
similar
names) - North Tonawanda, NY
USPTO Classifications:
140/147
,
72/110
Tool Categories:
Assignees:
None
Manufacturer:
St. Mary Mfg. Corp.
- North Tonawanda, NY
Witnesses:
Unknown
Patent Dates:
Applied:
May 18, 1970
Granted:
Jun. 27, 1972
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Description:
Seen on a Model 500M spin roll from St. Mary Mfg. Corp.
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