Sharp v. Stamping Co., 103 U.S. 250 (1880)
U.S. Supreme CourtSharp v. Stamping Co., 103 U.S. 250 (1880)
Sharp v. Stamping Company
103 U.S. 250
Letters patent No. 79,989, granted July 14, 1868, to Hiram Y. Lazear, for an improvement in gas heaters, are valid.
The facts are stated in the opinion of the Court.