The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 15, 1990
Filed:
Feb. 28, 1989
Applicant:
Inventor:
Clark J Lee, Tsao Tun Town, Nantou Hsien, TW;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B25B / ;
U.S. Cl.
CPC ...
81133 ;
Abstract
This invention is related to a reversible pipe wrench, specifically to a new and improved construction of a pipe wrench by which a continuous clamping operation may be performed by rotating in one direction and then ratcheting in the reverse direction without repeatedly removing the wrench from a work piece, whereby the clamping job is simplified and eased.