Patent
   D408526
Priority
Mar 10 1997
Filed
Mar 10 1997
Issued
Apr 20 1999
Expiry
Apr 20 2013
Assg.orig
Entity
unknown
21
4
n/a
The ornamental design for an ear plug, as shown and described.

FIG. 1 is a perspective view of an ear plug showing my new design.

FIG. 2 is a side view thereof;

FIG. 3 is an inner end view thereof;

FIG. 4 is an outer end view thereof; and,

FIG. 5 is a cross section on the line 5--5 of FIG. 1.

Westerdal, Roland

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Patent Priority Assignee Title
2630805,
2670737,
4314553, Aug 08 1979 Dalloz Safety AB Earplug and earplug set
5044463, Nov 30 1989 Cabot Safety Intermediate Corporation Molded foam earplug and method for making same
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