US PATENT SUBCLASS 474 / 161
.~ Having nonmetallic component

Current as of: June, 1999
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474 /   HD   ENDLESS BELT POWER TRANSMISSION SYSTEMS OR COMPONENTS

152  DF  POSITIVE DRIVE PULLEY OR GUIDE ROLL {6}
161.~ Having nonmetallic component

DEFINITION

Classification: 474/161

Having nonmetallic component:

(under subclass 152) Subject matter wherein the structure of the pulley* or guide roll* includes a part which is formed from material other than metal. [figure]