US PATENT SUBCLASS 65 / 538
.~.~ With fluid assisting means

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

483  DF  FIBER MAKING APPARATUS {21}
533  DF  .~ With drawing means {4}
538.~.~ With fluid assisting means

DEFINITION

Classification: 65/538

With fluid assisting means:

(under subclass 533) Apparatus utilizing a fluid to aid the drawing means.