US PATENT SUBCLASS 708 / 131
.~ Having specialized input

Current as of: June, 1999
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708 /   HD   ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING

100  DF  ELECTRICAL DIGITAL CALCULATING COMPUTER {10}
131.~ Having specialized input {9}
132  DF  .~.~> Having supplemental environment related input {2}
135  DF  .~.~> For security
136  DF  .~.~> Input verification
137  DF  .~.~> Fraction input
138  DF  .~.~> Flexible input
139  DF  .~.~> Including specific computing system interconnection
140  DF  .~.~> Modular or overlay
141  DF  .~.~> Including specific nonkeyboard-type information entry
142  DF  .~.~> Including specific keyboard-type information entry {4}

DEFINITION

Classification: 708/131

Having specialized input:

(under subclass 100) Subject matter with specialized input in conjunction with calculation portion.

(1) Note. For classification herein, the calculating portion must be a significant component and the input to the calculating portion must be more than nominally recited.

SEE OR SEARCH CLASS

200, Electricity: Circuit Makers and Breakers,

5, for a multiple switch assembly, per se.

235, Registers,

145+, for keyboards.

341, Coded Data Generation and Conversion, 22+, for a keyboard controlled code transmitting device.

345, Computer Graphics Processing, Operator Interface Processing, and Selective Visual Display Systems,

156+, for display peripheral interface input device.

348, Television,

552, for video input devices for computers.

710, Electrical Computers and Digital Processing Systems: Input/Output, appropriate subclasses for input/output and bus data processing.