Home
|
FAQ
Search:
Advanced
|
Person
|
Company
|
Type
|
Class
Login
Quick search:
Patent number:
Patent Date:
US Patent: 2,726,563
Rachet Wrench Provided with Supplemental Head Turnig Means
Patentee:
George William Blackburn (
exact
or
similar
names) - Fulham, London, England
USPTO Classifications:
81/57.39
,
81/58.1
,
81/60
Tool Categories:
wrenches
:
ratchet wrenches
wrenches
:
wrench adjustment types
:
auxiliary levers on wrenches
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
none listed
Patent Dates:
Applied:
Mar. 23, 1953
Granted:
Dec. 13, 1955
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Stan Schulz
Description:
Emory L. Groff - patent attorney
Claims priority, application in Great Britain, 29 Mar, 1952.
Copyright © 2002-2025 - DATAMP