US PATENT SUBCLASS 285 / 133.3
.~.~ Having a pipe-receiving bell, socket or mouth

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

125.1  DF  FOR BRANCHED PATH {8}
133.11  DF  .~ T-type {5}
133.3.~.~ Having a pipe-receiving bell, socket or mouth

DEFINITION

Classification: 285/133.3

Having a pipe-receiving bell, socket, or mouth:

(under subclass 132.1) Subject matter wherein the inside diameter of a portion of a fitting is larger than the outside diameter of the pipe that is to be received into the fitting.