US PATENT SUBCLASS 285 / 255
.~.~.~ Wedge

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

238  DF  NONMETAL TO METAL {1}
239  DF  .~ Internal member (e.g., sleeve or nipple) {2}
242  DF  .~.~ External clamp or holder {8}
255.~.~.~ Wedge

DEFINITION

Classification: 285/255

(under subclass 242) Subject matter including a wedge means in the clamp.