US PATENT SUBCLASS 235 / 60.2
.~.~.~ True negative total recording

Current as of: June, 1999
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235 /   HD   REGISTERS

61 R  DF  CALCULATORS {52}
58 R  DF  .~ Recording {7}
60 R  DF  .~.~ Key set {31}
60.2.~.~.~ True negative total recording {1}
60.22  DF  .~.~.~.~> Electric readout

DEFINITION

Classification: 235/60.2

(under subclass 60) Subject matter comprising mechanism for controlling the recording means to record the true total from totalizer or result receiving elements which contain a negative or overdraft amount, as a result of the subtraction of an amount or amounts which exceed the total of positive or additive entries therein, or such means as is necessarily incidental to a true negative total recording operation.