US PATENT SUBCLASS 359 / 832
.~ Fluid filled

Current as of: June, 1999
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359 /   HD   OPTICS: SYSTEMS (INCLUDING COMMUNICATION) AND ELEMENTS

831  DF  PRISM (INCLUDING MOUNT) {3}
832.~ Fluid filled

DEFINITION

Classification: 359/832

Fluid filled:

(under subclass 831) Subject matter wherein the prism contains a liquid, vapor, or gas.