Oil filter wrench

Description

FIG. 1 is a perspective view of an oil filter wrench, showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof; and,

FIG. 4 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
1659599 February 1928 Gibson
3129994 April 1964 Harmon et al.
3407448 October 1968 Tetzlaff et al.
4150591 April 24, 1979 Ackeret
4532833 August 6, 1985 Downs
4546524 October 15, 1985 Kreft
Patent History
Patent number: D328554
Type: Grant
Filed: Sep 11, 1990
Date of Patent: Aug 11, 1992
Inventor: Daniel L. Cobble (Oak Harbor, WA)
Primary Examiner: Bernard Ansher
Assistant Examiner: Philip Hyder
Attorney: David L. Garrison
Application Number: 7/579,998
Classifications
Current U.S. Class: D 8/22