US PATENT SUBCLASS 384 / 913
.~.~ Metallic compounds


Current as of: June, 1999
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384 /   HD   BEARINGS

627  DF  MISCELLANEOUS {9}
907  DF  .~ Bearing material or solid lubricant {7}
913.~.~ Metallic compounds


DEFINITION

Classification: 384/913

Metallic compounds:

A metal in chemical compound with another material, for example, Molybdenum desulfide, not found above.

(1) Note. If the metallic compound is in fused, vitreous, or crystalline form, (e.g., Aluminum Oxide as sapphire), then it would be found in subclass 907.1 above, and not cross-referenced here.