US Patent: 603,494


	Home\| FAQ	Search:Advanced\|Person\|Company\| Type\|Class	Login


Quick search:	Patent number:	Patent Date:

US Patent: 603,494

Wrench

Patentees:

Frank Aaron (exact or similar names) - Lansing, KS

James R. G. Huffman (exact or similar names) - Lansing, KS

USPTO Classifications:

81/145, 81/319, 81/323, 81/360, 81/408

Tool Categories:

wrenches : wrench adjustment types : quick adjust wrenches

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

Patent Dates:
Applied:	Sep. 22, 1897
Granted:	May 03, 1898

Patent Pictures:

Frank Aaron and James R. G. Huffman patent May 3, 1898

USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Stan Schulz

Description:

A lever handle with gripping teeth sets the size and tightens the grip. A secondary lever operates a gripping dog to hold the adjustment. One jaw face has gripping teeth so the wrench can work with nuts or pipe.