US PATENT SUBCLASS 239 / 170
.~.~ Having means to selectively control discharge paths

Current as of: June, 1999
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239 /   HD   FLUID SPRINKLING, SPRAYING, AND DIFFUSING

146  DF  WITH MOBILE TANK-TYPE SUPPLY MEANS {9}
159  DF  .~ Spray boom or bar type distributor {4}
170.~.~ Having means to selectively control discharge paths

DEFINITION

Classification: 239/170

(under subclass 159) Apparatus including flow control means so that selected ones or sections of egress means may discharge or not.