US PATENT SUBCLASS 492 / 36
.~.~ Longitudinally aligned

Current as of: June, 1999
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492 /   HD   ROLL OR ROLLER

28  DF  WITH SPECIFIC ROLLER EXTERIOR SURFACE STRUCTURE {2}
30  DF  .~ Surface projections, indentations, or slits {5}
36.~.~ Longitudinally aligned

DEFINITION

Classification: 492/36

Longitudinally aligned:

(under subclass 30) Roll in which the recesses, projections, or slits have dominant alignment that is parallel to the axis of the roll.