US PATENT SUBCLASS 438 / 97
.~.~ Polycrystalline semiconductor

Current as of: June, 1999
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438 /   HD   SEMICONDUCTOR DEVICE MANUFACTURING: PROCESS

48  DF  MAKING DEVICE OR CIRCUIT RESPONSIVE TO NONELECTRICAL SIGNAL {5}
57  DF  .~ Responsive to electromagnetic radiation {22}
97.~.~ Polycrystalline semiconductor

DEFINITION

Classification: 438/97

Polycrystalline semiconductor:

(under subclass 57) Process for making a device responsive to electromagnetic radiation having a polycrystalline semiconductor component.