Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 1,950,362
Tool
Patentee:
Howard H. Manning - Meadville, PA

USPTO Classifications:
30/266, 81/414

Tool Categories:
pliers

Assignees:
Champion De Arment Tool Company - Meadville, PA

Manufacturer:
Champion De Arment Tool Company - Meadville, PA

Witnesses:
none listed

Patent Dates:
Applied: Feb. 08, 1932
Granted: Mar. 06, 1934

Patent Pictures: [ 1 | 2 | 3 ]
Howard H. Manning patent March 6, 1934
USPTO pdf tiff
Google Patents
Report data errors or omissions
Description:
The patent is for the arcuate tongue and groove connection between the two "legs," and the parallel series of grooves to accomodate adjustment to a range of sizes, combined with the slot for the pivot bolt.

Early ChanneLLock pliers bear this patent number. Some also are marked "PAT. IN CAN. 1933" (Pat. no. CA-336,943 granted Nov. 7, 1933).

Copyright © 2002-2017 - DATAMP