McClure v. Jeffrey

Jeffrey sued McClure upon a promissory note for tbe payment of 1,000 dollars. Tbe defendant’s. answer to tbe complaint is as follows: 1. That tbe note was given in part consideration of two deeds made by Jeffrey to McClure, whereby be conveyed to bim tbe right to make, use and vend, an alleged new and useful improvement in force pumps, for which letters patent had been granted to Jeffrey; that tbe pretended improvement consists alone in tbe piston of the pump being so constructed as to keep itself packed with water, and was so patented; and that Jeffrey warranted said inven*81tion to be an…