US PATENT SUBCLASS 341 / 12
.~ Cathode ray

Current as of: June, 1999
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341 /   HD   CODED DATA GENERATION OR CONVERSION

1  DF  DIGITAL PATTERN READING TYPE CONVERTER {14}
12.~ Cathode ray

DEFINITION

Classification: 341/12

Cathode ray:

(under subclass 1) Subject matter where a beam of electrons is moved relative to a pattern in order to convert an analog signal to a digital signal.

SEE OR SEARCH THIS CLASS, SUBCLASS:

137, where a cathode ray tube is used as a flying spot optical scanner or as an optical display in an analog to or from digital converter.