US PATENT SUBCLASS 400 / 4
.~.~ On auxiliary-record-program (e.g., tape, card, etc.)


Current as of: June, 1999
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400 /   HD   TYPEWRITING MACHINES

1  DF  INCLUDING JUSTIFICATION OR QUADDING OF PRINT-LINE {6}
3  DF  .~ By programmed-control-system {1}
4.~.~ On auxiliary-record-program (e.g., tape, card, etc.) {3}
5  DF  .~.~.~> Magnetic record
6  DF  .~.~.~> With error-correcting storage register
7  DF  .~.~.~> Including artificial or end-of-line hyphen


DEFINITION

Classification: 400/4

On auxiliary-record-program (e.g., tape, card, etc.):

(under subclass 3) Subject matter wherein the programmed-control-system* includes a set of instructions that may be readily removed from the typewriter so that another set of instructions may be inserted into the typewriter to perform a different or modified sequence of justifying operations.