US PATENT SUBCLASS 396 / 250
.~.~ With digital counter


Current as of: June, 1999
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396 /   HD   PHOTOGRAPHY

213  DF  EXPOSURE CONTROL CIRCUIT {23}
246  DF  .~ Shutter speed function only {6}
250.~.~ With digital counter


DEFINITION

Classification: 396/250

With digital counter:

(under subclass 246) Subject matter in which the exposure control circuit contains a digital counter or register.

SEE OR SEARCH CLASS

377, Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems, appropriate subclasses for an electrical counter, per se.