US PATENT SUBCLASS 138 / 108
.~ With means to support disparate element therein

Current as of: June, 1999
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138 /   HD   PIPES AND TUBULAR CONDUITS

103  DF  COMBINED {6}
108.~ With means to support disparate element therein

DEFINITION

Classification: 138/108

(under subclass 103) Device including means in the pipe to

support a disparate element therein; which, per se, is subject matter for other classification.