US PATENT SUBCLASS 438 / 921
.~ Nonselective diffusion

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

914  DF  DOPING {11}
921.~ Nonselective diffusion

DEFINITION

Classification: 438/921

Nonselective diffusion:

Art collection under 914 involving a random diffusion process (i.e., diffusion without a mask).