US PATENT SUBCLASS 185 / 3
.~ Animal powered only

Current as of: June, 1999
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185 /   HD   MOTORS: SPRING, WEIGHT, OR ANIMAL POWERED

2  DF  COMPOSITE {3}
3.~ Animal powered only

DEFINITION

Classification: 185/3

(under subclass 2) Composite motors in which energy expended by animals is converted into mechanical energy in all of the prime movers.

SEE OR SEARCH THIS CLASS, SUBCLASS:

15+, for single motors of the animal powered type.