US PATENT SUBCLASS 285 / 288.3
.~.~ Cold weld

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}
288.3.~.~ Cold weld

DEFINITION

Classification: 285/288.3

Cold weld:

(under subclass 288.1) Subject matter wherein the weld is effected by the use of high pressure or vacuum without using heat.