US PATENT SUBCLASS 285 / 288.5
.~.~ Having additional holding means

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}
288.5.~.~ Having additional holding means {1}
288.6  DF  .~.~.~> Interlocked

DEFINITION

Classification: 285/288.5

Having additional holding means:

(under subclass 288.1) Subject matter including another holding means such as a clamp, bolt, etc. to further secure the joint.