Patent
   D389100
Priority
Jul 09 1996
Filed
Jul 09 1996
Issued
Jan 13 1998
Expiry
Jan 13 2012
Assg.orig
Entity
unknown
1
5
n/a
The ornamental design for a tread for walker, as shown and described.

FIG. 1 is a perspective view of a tread for walker showing my new design;

FIG. 2 is a perspective view showing external features thereof;

FIG. 3 is a front view thereof; and the rear view is a mirror image thereof;

FIG. 4 is a right view thereof;

FIG. 5 is a left view thereof;

FIG. 6 is a left view thereof; and,

FIG. 7 is a bottom view thereof.

The broken line showing of a series of wheels in FIG. 1 is for illustrative purposes only and forms no part of the claimed design.

Szymanski, Jim

Patent Priority Assignee Title
ER2426,
Patent Priority Assignee Title
2996752,
3039828,
3348518,
4327462, Oct 06 1980 SHEPHERD CASTER CORPORATION Multi-wheel bed roller
4957332, May 05 1988 National Research Council of Canada Track wheel
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