US PATENT SUBCLASS 505 / 120
.~ Thallium (Tl) containing

Current as of: June, 1999
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505 /   HD   SUPERCONDUCTOR TECHNOLOGY: APPARATUS, MATERIAL, PROCESS

100  DF  HIGH TEMPERATURE (Tc GREATER THAN 30 K) SUPERCONDUCTOR MATERIAL (I.E., ELEMENT, COMPOUND, OR COMPOSITION), PER SE {7}
120.~ Thallium (Tl) containing

DEFINITION

Classification: 505/120

Thallium (Tl) containing:

(under subclass 100) Material having a thallium (Tl) constituent.