US PATENT SUBCLASS 285 / 334.4
.~.~ Dissimilar

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

328  DF  PARTICULAR INTERFACE {4}
332  DF  .~ Tapered {6}
334.4.~.~ Dissimilar

DEFINITION

Classification: 285/334.4

(under subclass 332) Devices wherein the tapers of each of the interfitting members are of a different angle, or a nontapered member engages a tapered member, or the members each terminate in convexly curved surfaces.

SEE OR SEARCH THIS CLASS, SUBCLASS:

148.19+, for serial diverse joints having diverse coupling interfaces.