US PATENT SUBCLASS 441 / 11
.~.~ With signalling device

Current as of: June, 1999
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441 /   HD   BUOYS, RAFTS, AND AQUATIC DEVICES

1  DF  BUOY {6}
6  DF  .~ Marker buoy {2}
11.~.~ With signalling device {4}
12  DF  .~.~.~> Audible
13  DF  .~.~.~> Illuminating {2}
19  DF  .~.~.~> Smoke producing
20  DF  .~.~.~> Reflecting means

DEFINITION

Classification: 441/11

With signalling device:

(under subclass 6) Buoy wherein means to draw attention to

the buoy and its location is affixed thereon.

SEE OR SEARCH CLASS

116, Signals and Indicators, signalling devices, per se.