US PATENT SUBCLASS 384 / 907.1
.~.~ Jewel, glass, ceramic or carbon


Current as of: June, 1999
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384 /   HD   BEARINGS

627  DF  MISCELLANEOUS {9}
907  DF  .~ Bearing material or solid lubricant {7}
907.1.~.~ Jewel, glass, ceramic or carbon


DEFINITION

Classification: 384/907.1

Jewel, glass, ceramic or carbon:

A material comprising precious or semiprecious stones, ceramic material, or a form of carbon.