Home
|
FAQ
Search:
Advanced
|
Person
|
Company
|
Type
|
Class
Login
Quick search:
Patent number:
Patent Date:
US Patent: 172,180
Improvement in Plow-Clevis
Patentee:
John Schofield (
exact
or
similar
names) - Moline, IL
USPTO Classifications:
278/96.2
Tool Categories:
agricultural
:
clevises
wrenches
:
auxiliary wrenches
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
H. H. Grover
W. H. Richards
Robert Everett
Walter C. Masi
Patent Dates:
Applied:
Nov. 06, 1875
Granted:
Jan. 11, 1876
Patent Pictures:
John Schofield Pat. January 11, 1876
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Stan Schulz
Description:
The wrench-headed pin in this patent is specifically mentioned in the text.
Copyright © 2002-2025 - DATAMP