US PATENT SUBCLASS 340 / 815.61
.~.~ Drum indicator

Current as of: June, 1999
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340 /   HD   COMMUNICATIONS: ELECTRICAL

815.4  DF  VISUAL INDICATION {18}
815.58  DF  .~ Step by step positioner {3}
815.61.~.~ Drum indicator

DEFINITION

Classification: 340/815.61

Drum indicator:

(under subclass 815.58) Subject matter wherein the intermittently moved toothed member causes a rotation of a cylindrical mechanical element bearing alphanumeric or character indicative elements on its periphery thereby presenting the visually perceptible indication.

SEE OR SEARCH THIS CLASS, SUBCLASS:

815.64, for indicator wheel operated by electromagnetic rotator.