US PATENT SUBCLASS 348 / 331
.~.~ With photoconductive target (e.g., vidicon)

Current as of: June, 1999
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348 /   HD   TELEVISION

207  DF  CAMERA, SYSTEM AND DETAIL {19}
325  DF  .~ Cathode-ray tube {5}
331.~.~ With photoconductive target (e.g., vidicon)

DEFINITION

Classification: 348/331

With photoconductive target (e.g., vidicon):

(under subclass 325) Subject matter wherein the cathode-ray tube includes a target which changes its electrical conductivity when exposed to varying amounts of light incident thereon.