Pipe wrench

- Sandvik AB
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Description

FIG. 1 is a top plan view of a pipe wrench showing our new design, the bottom plan view being a mirror image;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a front end elevational view thereof;

FIG. 5 is a rear end elevational view thereof; and,

FIG. 6 is a front, top perspective view thereof.

Referenced Cited
U.S. Patent Documents
150131 April 1874 Brown
D235053 May 1975 Nockleby
2313270 March 1943 Sapp
5094132 March 10, 1992 Engel
Patent History
Patent number: D413237
Type: Grant
Filed: Nov 26, 1997
Date of Patent: Aug 31, 1999
Assignee: Sandvik AB (Sandviken)
Inventors: Conny Jansson (Enkoping), Hans Himbert (Bromma), Hakan Bergkvist (Bromma)
Primary Examiner: Ted Shooman
Assistant Examiner: Richelle Shelton
Law Firm: Burns Doane Swecker & Mathis L.L.P.
Application Number: 0/79,744
Classifications
Current U.S. Class: D 8/22; D8/52
International Classification: 0805;