Home
|
FAQ
Search:
Advanced
|
Person
|
Company
|
Type
|
Class
Login
Quick search:
Patent number:
Patent Date:
US Patent: 385,347
Metal Hardening Device
Patentee:
John G. Folsom (
exact
or
similar
names) - Winchendon, Worcester County, MA
USPTO Classifications:
266/274
Tool Categories:
specialty machines
:
heat treating machines
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
Unknown
Patent Dates:
Applied:
Dec. 23, 0187
Granted:
Jul. 03, 1888
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
Copyright © 2002-2024 - DATAMP