US PATENT SUBCLASS 285 / 370
.~.~ Internal

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

335  DF  PACKED {20}
369  DF  .~ Sleeve {2}
370.~.~ Internal {1}
371  DF  .~.~.~> With external

DEFINITION

Classification: 285/370

(under subclass 369) Devices in which the tubular section is inserted into the ends of the pipe ends.

SEE OR SEARCH THIS CLASS, SUBCLASS:

397, for an unpacked sleeve. See the Search Notes thereunder.