| 264 / | HD | PLASTIC AND NONMETALLIC ARTICLE SHAPING OR TREATING: PROCESSES |
| 405 | DF | DIRECT APPLICATION OF ELECTRICAL OR WAVE ENERGY TO WORK (E.G., ELECTROMAGNETIC WAVE, PARTICULATE, MAGNETIC, INDUCTION HEAT, SONIC, ELECTROSTATIC ENERGY, ETC.) {26} |
| 427 | DF | .~ Producing or treating magnetic product precursor thereof {2} |
| 429 | ![]() | .~.~ Uniting magnetic particles utilizing organic binder (e.g., resinous binders, etc.) |