US PATENT SUBCLASS 368 / 224
.~ With manual activation

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

223  DF  DISPLAYS OR DISPLAY DEVICE DETAILS {5}
224.~ With manual activation {1}
225  DF  .~.~> By motion or position

DEFINITION

Classification: 368/224

With manual activation:

(under subclass 223) Subject matter wherein a switch or the like is manually operated to cause the display to perform according to design.

SEE OR SEARCH THIS CLASS, SUBCLASS:

69+, for chronological timepieces with manual actuation.

101+, and 110+, for manually-actuated stop timers.