US PATENT SUBCLASS 505 / 728
.~ Etching

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

725  DF  PROCESS OF MAKING OR TREATING HIGH Tc (ABOVE 30 K) SUPERCONDUCTING SHAPED MATERIAL, ARTICLE, OR DEVICE {11}
728.~ Etching

DEFINITION

Classification: 505/728

Etching:

(under subclass 725) Process involving the removal of superconducting material by any chemical or heating procedure that delineates a pattern or shape.