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} |
619 | .~.~ Having patterned metal electrical conductor other than electrode (e.g., printed circuit, etc.) |