US PATENT SUBCLASS 239 / 281
.~.~.~ Extensible

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

273  DF  WITH GROUND OR VERTICAL SURFACE SUSTAINED SUPPORT MEANS {6}
280  DF  .~ Pole, stand or extension carried head {1}
280.5  DF  .~.~ Adjustable support {1}
281.~.~.~ Extensible

DEFINITION

Classification: 239/281

(under subclass 280.5) Apparatus in which the movable portion of the support means is formed of telescopic or sectional members or is otherwise elongatable.

(1) Note. The elongation may be caused by motor operated means.