US PATENT SUBCLASS 264 / 620
.~.~ Having plural heating steps

Current as of: June, 1999
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264 /   HD   PLASTIC AND NONMETALLIC ARTICLE SHAPING OR TREATING: PROCESSES

603  DF  OUTSIDE OF MOLD SINTERING OR VITRIFYING OF SHAPED INORGANIC ARTICLE OR PREFORM {30}
614  DF  .~ Of electrical article or electrical component (i.e., not insulator, per se) {5}
620.~.~ Having plural heating steps

DEFINITION

Classification: 264/620

Having plural heating steps:

(under subclass 614) Process wherein the process of producing the electrical article or component has multiple heating steps.