US PATENT SUBCLASS 65 / 507
.~ With means for heating newly formed filament, fiber, or preform

Current as of: June, 1999
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65 /   HD   GLASS MANUFACTURING

483  DF  FIBER MAKING APPARATUS {21}
507.~ With means for heating newly formed filament, fiber, or preform {2}
508  DF  .~.~> Having means to shape or modify
509  DF  .~.~> Electric or electromagnetic heating utilized (e.g., induction heat, etc.)

DEFINITION

Classification: 65/507

With means for heating newly formed filament, fiber, or preform:

(under subclass 483) Apparatus having means to raise the temperature of the newly formed or forming fiber, filament, or preform.

(1) Note. The heating for this subclass is in addition to the heat used to form the fiber, filament, or preform.