US PATENT SUBCLASS 285 / FOR 166
.~ With screw interlock (285/289)

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

FOR 161  DF  MOLDED JOINT (285/284) {10}
FOR 166.~ With screw interlock (285/289)

DEFINITION

Classification: 285/FOR.166

Foreign art collection in which the ends of the members are additionally held together by means of threads.