US PATENT SUBCLASS 377 / 81
.~.~ Logic circuit

Current as of: June, 1999
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377 /   HD   ELECTRICAL PULSE COUNTERS, PULSE DIVIDERS, OR SHIFT REGISTERS: CIRCUITS AND SYSTEMS

64  DF  SHIFT REGISTER {8}
77  DF  .~ Particular transfer means {3}
81.~.~ Logic circuit

DEFINITION

Classification: 377/81

Logic circuit:

(under subclass 77) Subject matter including a circuit for performing a logical operation.

SEE OR SEARCH THIS CLASS, SUBCLASS:

73+, for shift registers having particular input circuits and including logic circuits.

116+, for counters or dividers having particular transfer means and including logic circuits.

SEE OR SEARCH CLASS

365, Static Information Storage and Retrieval,

89, for magnetic shift registers using logic circuits.