US PATENT SUBCLASS 285 / 288.9
.~.~ Reinforced

Current as of: June, 1999
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285 /   HD   PIPE JOINTS OR COUPLINGS

285.1  DF  MOLDED JOINT {11}
288.1  DF  .~ Weld {8}
288.9.~.~ Reinforced

DEFINITION

Classification: 285/288.9

Reinforced:

(under subclass 288.1) Subject matter including a reinforcement such as a sleeve welded over the joint weld.