US PATENT SUBCLASS 368 / 78
.~.~ Drum

Current as of: June, 1999
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368 /   HD   HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES

62  DF  CHRONOLOGICAL {12}
76  DF  .~ With mechanical or electromechanical driven display {4}
78.~.~ Drum

DEFINITION

Classification: 368/78

Drum:

(under subclass 76) Subject matter wherein the time display is an indicia bearing cylinder which rotates with respect to an indicator.

SEE OR SEARCH THIS CLASS, SUBCLASS:

26, for plural time zone timepieces with movable drum display.

39, for timepieces with calendar indicators having movable drum display.

222, for drum display trains.

235, for drum display of time, per se.

SEE OR SEARCH CLASS

116, Signals and Indicators, 299, for mechanically, rotatable, indicia bearing drums.