US PATENT SUBCLASS 226 / 189
.~ Plural spaced apart rolls (e.g., guide rolls)

Current as of: June, 1999
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226 /   HD   ADVANCING MATERIAL OF INDETERMINATE LENGTH

168  DF  BY ORBITALLY TRAVELING MATERIAL-ENGAGING SURFACE(S) {7}
189.~ Plural spaced apart rolls (e.g., guide rolls)

DEFINITION

Classification: 226/189

(under subclass 168) Device provided with two or more separated rolls*.

SEE OR SEARCH THIS CLASS, SUBCLASS:

108+, for plural material-moving means.