US PATENT SUBCLASS 315 / 13.1
.~ Plural ray-type tube

Current as of: June, 1999
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315 /   HD   ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS

1  DF  CATHODE RAY TUBE CIRCUITS {11}
13.1.~ Plural ray-type tube {1}
13.11  DF  .~.~> Storage tubes

DEFINITION

Classification: 315/13.1

Plural ray-type tube:

(under subclass 1) Subject matter wherein the cathode-ray tube is provided with means for forming a plurality of separate cathode-ray beams.

(1) Note. The cathode-ray tube may be provided with a

plurality of cathodes or a single cathode with means for separating the emission from the cathode into a plurality of rays.

SEE OR SEARCH THIS CLASS, SUBCLASS:

5.14+, for cathode-ray tube circuits wherein a plurality of rays passes through or in a hollow distributed parameter device.

8.61, for plural beam cathode-ray tubes utilized in pulse counting, storing, or code translation systems.

9, for cathode-ray tube systems under subclass 1 which include a plurality of cathode-ray tubes in the system.

SEE OR SEARCH CLASS 313, Electric Lamp and Discharge Devices,

409+, for cathode-ray tube structures which are provided with means to form a plurality of cathode- ray beams.