US PATENT SUBCLASS 257 / 763
.~.~.~ At least one layer of molybdenum, titanium, or tungsten

Current as of: June, 1999
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257 /   HD   ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES)

734  DF  COMBINED WITH ELECTRICAL CONTACT OR LEAD {14}
741  DF  .~ Of specified material other than unalloyed aluminum {10}
750  DF  .~.~ Layered {10}
763.~.~.~ At least one layer of molybdenum, titanium, or tungsten {1}
764  DF  .~.~.~.~> Alloy containing molybdenum, titanium, or tungsten

DEFINITION

Classification: 257/763

At least one layer of molybdenum, titanium, or tungsten:

(under subclass 750) Subject matter wherein a layered electrical contact or lead has at least one layer of molybdenum (Mo), titanium (Ti) or tungsten (W).