US PATENT SUBCLASS 438 / FOR 322
.~.~.~ Polycrystalline semiconductor source (437/162)

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

FOR 149  DF  INCLUDING FORMING A SEMICONDUCTOR JUNCTION (437/15) {7}
FOR 301  DF  .~ Diffusing a dopant (437/141) {17}
FOR 320  DF  .~.~ From solid dopant source in contact with substrate (437/160) {4}
FOR 322.~.~.~ Polycrystalline semiconductor source (437/162)

DEFINITION

Classification: 438/FOR.322

Polycrystalline semiconductor source:

Foreign art collection for processes wherein the solid material is composed of multicrystals.