US PATENT SUBCLASS 33 / 657
.~.~.~ Rolls, or roll and coacting part


Current as of: June, 1999
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33 /   HD   GEOMETRICAL INSTRUMENTS

501  DF  GAUGE {61}
613  DF  .~ Collocating {14}
655  DF  .~.~ Machine parts {6}
657.~.~.~ Rolls, or roll and coacting part


DEFINITION

Classification: 33/657

Rolls, or roll and coacting part:

(under subclass 655) Subject matter wherein the machine elements include a circular cylinder associated with a second circular cylinder or the axis of a second circular cylinder, or a part associated with a circular cylinder.