Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 1,198,309
Wrench
Patentee:
Allen C. Allan - Chicago, IL

USPTO Classifications:
81/127

Tool Categories:
wrenches : wrench adjustment types : quick adjust wrenches

Assignees:
William R. Allen, Jr. - Morris, IL

Manufacturer:
A. C. Allan and Co. - Morris, IL

Witnesses:
Geo. C. Davison
Wm. J. Koerth
Charles Rice
Dennis A. Bickford

Patent Dates:
Applied: Aug. 12, 1914
Granted: Sep. 12, 1916

Patent Pictures: [ 1 | 2 ]
Allen C. Allan patent September 12, 1916
USPTO pdf tiff
Google Patents
Report data errors or omissions
Description:
Quick-acting movable jaw adjustment mechanism; the specifications indicate the mechanism could be applied to various gripping tools. Produced as a nut wrench.

Known examples marked, "ALLAN SELF ADJUSTING WRENCH - PATENT PENDING / A. C. ALLAN & CO. - MORRIS, ILL"

Copyright © 2002-2017 - DATAMP