Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 279,993
Carriage Wrench
Patentee:
David True - Salisbury, MA

USPTO Classifications:
81/124.7, 81/177.5

Tool Categories:
wrenches : axle nut wrenches
wrenches : wrench components : wrench sockets

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Joseph Ishbaugh
Irving H. Baker
Henry W. Williams

Patent Dates:
Applied: Mar. 17, 1883
Granted: Jun. 26, 1883

Patent Pictures:
David True Pat. June 26, 1883
USPTO pdf tiff
Google Patents
Report data errors or omissions
Description:
The patent applies the concept of interchangeable sockets to True's broader evolving design for an axle-nut wrench. Related patents include 271,549 (January 30, 1883), 291,961, 292,186, and 305,767.

Copyright © 2002-2017 - DATAMP