(under subclass 27) Subject matter wherein the glass is melting in a bushing from which the molten glass is discharged as filaments, the bushing being heated by passing a current therethrough.
SEE OR SEARCH CLASS
65, Glass Manufacturing,
384+, for glass fiber and filament making apparatus, especially subclasses 493+ for means for forming bushings with designated compositions; subclasses 496+ for means for forming specified bushing tip or glass feeder structure.
