US PATENT SUBCLASS 359 / 865
.~.~ Relatively adjustable

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

838  DF  MIRROR {14}
850  DF  .~ Plural mirrors or reflecting surfaces {7}
865.~.~ Relatively adjustable

DEFINITION

Classification: 359/865

Relatively adjustable:

(under subclass 850) Subject matter having structure to vary the position of one mirror relative to another mirror.