Patent
   D331808
Priority
Aug 30 1990
Filed
Aug 30 1990
Issued
Dec 15 1992
Expiry
Dec 15 2006
Assg.orig
Entity
unknown
8
8
n/a
The ornamental design for a work platform, as shown and described.

FIG. 1 is a perspective view of a work platform showing our new design;

FIG. 2 is a perspective view thereof, with the second step in its inoperative position;

FIG. 3 is a top plan view thereof;

FIG. 4 is a front elevational view, the rear being identical thereto;

FIG. 5 is a left side elevational view, the right side being identical thereto; and,

FIG. 6 is a bottom plan view thereof.

Paul, Kenneth R., Marshall, Dennis G.

Patent Priority Assignee Title
5454771, Jul 07 1994 Step aerobic platform
5865710, Aug 01 1996 Step aerobic platform
8136885, Mar 04 2008 Method and apparatus for providing rest for the feet of children with special needs
8453795, Jul 22 2009 Merry Products Corporation Reconfigurable step
8657069, Jun 06 2011 Expandable and portable step assembly
D355790, Mar 08 1993 J. H. Smith Co., Inc. TV/VCR holder
D749865, Apr 17 2015 Folding step stool and kneeling pad
D961948, May 12 2020 KIM, MIN SEO Stool
Patent Priority Assignee Title
2666210,
3530954,
3650351,
157436,
173804,
240220,
D297790, Feb 10 1986 Multi-purpose foot stool
D307800, Dec 22 1988 Rubbermaid Incorporated Step stool
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