- Leonard Schwartz

FIG. 1 is a perspective view of a dumbbell showing my new design; and

FIG. 2 is a side elevational view thereof.

FIG. 3 is a top plan view thereof;

FIG. 4 is a side elevational view thereof from the side opposite FIG. 2.

Referenced Cited
U.S. Patent Documents
D32665 May 1900 Stevens
3115338 December 1963 Acs et al.
4345756 August 24, 1982 Hoagland
Other references
  • Sporting Goods Dealer, 8/1977, p. 129, Dumbbell near center of page.
Patent History
Patent number: D273030
Type: Grant
Filed: Aug 3, 1981
Date of Patent: Mar 13, 1984
Assignee: Leonard Schwartz (Pittsburgh, PA)
Inventor: Howard A. Anderson (Allegheny County, PA)
Primary Examiner: Charles A. Rademaker
Law Firm: Buell, Blenko, Ziesenheim & Beck
Application Number: 6/289,780
Current U.S. Class: D21/197