US PATENT SUBCLASS 264 / 444
.~.~.~ Producing articles of indefinite length

Current as of: June, 1999
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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}
442  DF  .~ Using sonic, supersonic, or ultrasonic energy {1}
443  DF  .~.~ Simultaneously with molding {2}
444.~.~.~ Producing articles of indefinite length

DEFINITION

Classification: 264/444

Producing articles of indefinite length:

(under subclass 443) Processes wherein self-sustaining continuous articles or running length bodies are formed.