US PATENT SUBCLASS 313 / 405
.~.~.~ Bimetallic


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

364  DF  CATHODE RAY TUBE {11}
402  DF  .~ Shadow mask, support or shield {4}
404  DF  .~.~ With resilient support {2}
405.~.~.~ Bimetallic


DEFINITION

Classification: 313/405

(under subclass 404) Subject matter wherein the resilient support comprises dissimilar metals associated in such a way as to move the mask in response to temperature changes.