US PATENT SUBCLASS 42 / 76.02
.~ Materials or coatings

Current as of: June, 1999
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42 /   HD   FIREARMS

76.01  DF  BARRELS {4}
76.02.~ Materials or coatings

DEFINITION

Classification: 42/76.02

Materials or coatings:

(under subclass 76.01) Subject matter comprising the substance of which the barrel is made of compositions for treating the surface or the barrel.