US PATENT SUBCLASS 285 / 150.1
.~ Underground

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

149.1  DF  CONNECTOR FOR CONDUIT HOUSING ELECTROMAGNETIC LINE: {5}
150.1.~ Underground

DEFINITION

Classification: 285/150.1

Underground:

(under subclass 149.1) Subject matter wherein the conduit is intended to be buried subterraneanly.