US PATENT SUBCLASS 377 / 36
.~.~ Biquinary code

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

27  DF  SYSTEMS {21}
33  DF  .~ Using particular code or particular counting sequence {3}
36.~.~ Biquinary code

DEFINITION

Classification: 377/36

Biquinary code:

(under subclass 33) wherein the numbers from 0 to 9 are divided into two groups and one position of the code is used to determine in which group a given number is, and a five position code is used to determine the number in the group.