US PATENT SUBCLASS 285 / FOR 142
.~.~ Ball and socket (285/160)

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

FOR 100  DF  SYSTEMS (285/120) {11}
FOR 140  DF  .~ Pipe or rod-to-pipe-to-plate (285/158) {4}
FOR 142.~.~ Ball and socket (285/160)

DEFINITION

Classification: 285/FOR.142

Foreign art collection wherein the pipe to plate joint is of the ball and socket type.