US PATENT SUBCLASS 441 / 62
.~.~ Repositioned by biasing means


Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use



441 /   HD   BUOYS, RAFTS, AND AQUATIC DEVICES

55  DF  SWIMMING AID TO INCREASE STROKE EFFICIENCY {4}
61  DF  .~ Foot attached {3}
62.~.~ Repositioned by biasing means


DEFINITION

Classification: 441/62

Repositioned by biasing means:

(under subclass 61) Device having means to urge the water-contacting surface to a selected position.

(1) Note. These biasing means keep the surface in an operating position or at selected operating angles.