US PATENT SUBCLASS 482 / 59
.~.~.~ Gas

Current as of: June, 1999
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482 /   HD   EXERCISE DEVICES

51  DF  INVOLVING USER TRANSLATION OR PHYSICAL SIMULATION THEREOF {13}
57  DF  .~ Bicylcling {5}
58  DF  .~.~ Utilizing fluid resistance {1}
59.~.~.~ Gas

DEFINITION

Classification: 482/59

Gas:

(under subclass 58) Subject matter wherein matter in a gaseous state, e.g., air, etc., is used to apply the opposing force.