US PATENT SUBCLASS 280 / 604
.~.~.~ With climbing or braking means

Current as of: June, 1999
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280 /   HD   LAND VEHICLES

841  DF  SKATES {7}
11.12  DF  .~ Runner type {7}
601  DF  .~.~ Skis {8}
604.~.~.~ With climbing or braking means {1}
605  DF  .~.~.~.~> Pivotally mounted brake member

DEFINITION

Classification: 280/604

(under subclass 601) Skis provided with structure which 1) prevents or minimizes slipping when climbing a hill and/or 2)

which increases friction between the ski and the snow surface to cause the ski to stop or drastically slow down.