US PATENT SUBCLASS 285 / 68
.~ Transverse port

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

65  DF  IDENTICAL HALVES (E.G., TRAIN LINE TYPE) {4}
68.~ Transverse port {1}
69  DF  .~.~> Auxiliary detent

DEFINITION

Classification: 285/68

(under subclass 65) Subject matter in which the members have ports which are at right angles to the line flow.