US PATENT SUBCLASS 73 / 170.03
.~.~ Sailboat (e.g., sailing aid)

Current as of: June, 1999
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73 /   HD   MEASURING AND TESTING

170.01  DF  FLUID FLOW DIRECTION (E.G., WIND SOCK, WEATHER VANE, ETC.) {4}
170.02  DF  .~ Relative to aircraft or watercraft {1}
170.03.~.~ Sailboat (e.g., sailing aid)

DEFINITION

Classification: 73/170.03

Sailboat (e.g., sailing aid):

(under subclass 170.02) Subject matter wherein the watercraft is a sailboat.

SEE OR SEARCH CLASS

40, Card, Picture, or Sign Exhibiting,

412+, 422, 439+, and 477 for fluid operated display devices.

116, Signals and Indicators,

273+, for mechanical indicator of the presence or absence of fluid flow, as through a pipe, and subclasses 173+ for flags.