US PATENT SUBCLASS 285 / FOR 159
.~.~.~ Reducer (285/177)

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

FOR 100  DF  SYSTEMS (285/120) {11}
FOR 151  DF  .~ Serial diverse single flow or line (285/169) {5}
FOR 158  DF  .~.~ Diverse size or shape (285/176) {2}
FOR 159.~.~.~ Reducer (285/177)

DEFINITION

Classification: 285/FOR.159

Foreign art collection wherein the coupling provides for a change in size.