US PATENT SUBCLASS 264 / 2.7
.~ Reshaping or treatment of an optical preform

Current as of: June, 1999
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264 /   HD   PLASTIC AND NONMETALLIC ARTICLE SHAPING OR TREATING: PROCESSES

1.1  DF  OPTICAL ARTICLE SHAPING OR TREATING {11}
2.7.~ Reshaping or treatment of an optical preform

DEFINITION

Classification: 264/2.7

Reshaping or treatment of an optical preform:

(under subclass 1.1) Processes directed to the mechanical shaping or treatment of an optical preform.