Home
|
FAQ
Search:
Advanced
|
Person
|
Company
|
Type
|
Class
Login
Quick search:
Patent number:
Patent Date:
US Patent: 409,253
Screw Cutting Die Stock
Patentees:
James H. Sternbergh (
exact
or
similar
names) - Reading, Berks County, PA
Robert Pemberton (
exact
or
similar
names) - Reading, Berks County, PA
USPTO Classifications:
408/151
Tool Categories:
metalworking tools
:
tap and die holders
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
Unknown
Patent Dates:
Applied:
Apr. 19, 1889
Granted:
Aug. 20, 1889
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
Copyright © 2002-2025 - DATAMP