Adjustable step exerciser

Description

FIG. 1 is a side elevational view of an adjustable step exerciser showing my new design, the side opposite being substantially a mirror image;

FIG. 2 is a top plan view thereof;

FIG. 3 is an end elevational view thereof, the end opposite being substantially a mirror image; and

FIG. 4 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D282775 February 25, 1986 Floyd
D314219 January 29, 1991 Lo
4834072 May 30, 1989 Goodman
Patent History
Patent number: D323537
Type: Grant
Filed: Sep 18, 1989
Date of Patent: Jan 28, 1992
Inventor: William T. Wilkinson (Seaford, DE)
Primary Examiner: Charles A. Rademaker
Law Firm: Connolly & Hutz
Application Number: 7/409,024
Classifications
Current U.S. Class: D21/191