US PATENT SUBCLASS 340 / 825.81
.~.~ Electroluminescent elements

Current as of: June, 1999
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340 /   HD   COMMUNICATIONS: ELECTRICAL

825  DF  SELECTIVE {23}
825.79  DF  .~ Matrix {4}
825.81.~.~ Electroluminescent elements {1}
825.82  DF  .~.~.~> Light-emitting diode

DEFINITION

Classification: 340/825.81

Electroluminescent elements:

(under subclass 825.79) Subject matter wherein each element of the matrix includes an element which emits light when excited by electrical energy.