US PATENT SUBCLASS 341 / 29
.~.~ With variable pulse spacing or grouping

Current as of: June, 1999
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341 /   HD   CODED DATA GENERATION OR CONVERSION

20  DF  BODILY ACTUATED CODE GENERATOR {3}
22  DF  .~ Including keyboard or keypad {11}
29.~.~ With variable pulse spacing or grouping

DEFINITION

Classification: 341/29

With variable pulse spacing or grouping:

(under subclass 22) Subject matter in which the duration of or between pulses, or the order of diverse types of pulses, is varied.

(1) Note. This subclass includes pulse permutation devices.

SEE OR SEARCH THIS CLASS, SUBCLASS:

178, for this subject matter not controlled by a keyboard or keypad.