US PATENT SUBCLASS 623 / 28
.~ Extension

Current as of: June, 1999
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623 /   HD   PROSTHESIS (I.E., ARTIFICIAL BODY MEMBERS), PARTS THEREOF, OR AIDS AND ACCESSORIES THEREFOR

27  DF  LEG {9}
28.~ Extension {1}
29  DF  .~.~> Foot covering or support

DEFINITION

Classification: 623/28

Extension:

(under subclass 27) Subject matter attached to some part of a leg and supporting a natural foot, thereby increasing the length of a leg.

(1) Note. This subclass includes stilts attached to the body.

SEE OR SEARCH CLASS

482, Exercise Devices, particularly

75+, for other types of stilts not attached to a user.