US PATENT SUBCLASS 482 / 73
.~.~ Utilizing fluid resistance
Current as of:
June, 1999
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482 /
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EXERCISE DEVICES
51
DF
INVOLVING USER TRANSLATION OR PHYSICAL SIMULATION THEREOF
{13}
72
DF
.~ Rowing {1}
73
.~.~ Utilizing fluid resistance
DEFINITION
Classification: 482/73
Utilizing fluid resistance:
(under subclass 72) Subject matter wherein a liquid or gas is used to apply a force in opposition to the user.
SEE OR SEARCH THIS CLASS, SUBCLASS:
53, for a stair climbing type exercise apparatus using fluid resistance to apply a force in opposition to the user.
58+, for a bicycle type exercise apparatus using fluid resistance to apply a force in opposition to the user.
111+, for user manipulated force resisting apparatus utilizing fluid resistance to oppose the user.
