Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 328,601
Pipe Wrench
Patentee:
George F. Newell (exact or similar names) - Boston, MA

USPTO Classifications:
81/90.9

Tool Categories:
wrenches : alligator wrenches

Assignees:
George F. Newell - Boston, MA
Stiles Frost - Newton, MA

Manufacturer:
Not known to have been produced

Witnesses:
W. B. Masson
L. C. Hills
Chas. M. Reed

Patent Dates:
Applied: Sep. 13, 1884
Granted: Oct. 20, 1885

Patent Pictures:
George F. Newell patent October 30, 1885
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Stan Schulz
Description:
The set screw adjusts the size of the opening between the jaws, and the lip on the longer jaw transmits extra biting force as force on the handle is increased.

Copyright © 2002-2024 - DATAMP