US PATENT SUBCLASS 267 / 145
.~ Rubber

Current as of: June, 1999
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267 /   HD   SPRING DEVICES

142  DF  CUSHION FOR HUMAN COMFORT {4}
145.~ Rubber

DEFINITION

Classification: 267/145

(under subclass 142) Spring device in which the spring element is an elastomeric body; i.e., of latex or a synthetic substitute or equivalent.

SEE OR SEARCH THIS CLASS, SUBCLASS:

153, for a rubber spring device of general utility; and see the subclass search notes.