US PATENT SUBCLASS 180 / 8.3
.~.~ Wheel and stepper type
Current as of:
June, 1999
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180 /
HD
MOTOR VEHICLES
7.1
DF
SPECIAL DRIVING DEVICE
{6}
8.1
DF
.~ Stepper {5}
8.3
.~.~ Wheel and stepper type {1}
8.4
DF
.~.~.~
> Nonsupporting pusher type stepper
DEFINITION
Classification: 180/8.3
Wheel and stepper type:
(under subclass 8.1) Motor vehicle having supporting wheels in addition to the mechanical legs.
