US PATENT SUBCLASS 65 / 104
.~.~ With annealing, tempering, or fire-polishing

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

17.1  DF  PROCESSES {32}
102  DF  .~ Reshaping or surface deformation of glass preform {5}
104.~.~ With annealing, tempering, or fire-polishing

DEFINITION

Classification: 65/104

(under subclass 102) Processes which include a step of (1) tempering, or (2) annealing, and/or (3) fire polishing.

SEE OR SEARCH THIS CLASS, SUBCLASS:

111+, for glass preform treating and see the "Search Notes" thereunder.

268, for preform reshaping apparatus combined with annealing

or tempering means.

284, for fire-polishing means, and see the "Search Notes" thereunder.