US PATENT SUBCLASS 400 / 5
.~.~.~ Magnetic record

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


400 /   HD   TYPEWRITING MACHINES

1  DF  INCLUDING JUSTIFICATION OR QUADDING OF PRINT-LINE {6}
3  DF  .~ By programmed-control-system {1}
4  DF  .~.~ On auxiliary-record-program (e.g., tape, card, etc.) {3}
5.~.~.~ Magnetic record

DEFINITION

Classification: 400/5

Magnetic record:

(under subclass 4) Subject matter wherein an auxiliary-record-program* includes or contains ferrous particles capable of being oriented or reoriented relative to the auxiliary-record-program, the orientation of the particles being sensed to effect the control of the typewriter or the justification of a print-line* typed thereby.