US PATENT SUBCLASS 359 / 840
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Current as of: June, 1999
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359 /   HD   OPTICS: SYSTEMS (INCLUDING COMMUNICATION) AND ELEMENTS

838  DF  MIRROR {14}
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DEFINITION

Classification: 359/840

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(under subclass 838) Subject matter comprising two immediately adjacent and oppositely directed mirrors which are rigidly connected.

(1) Note. This type of mirror is often referred to as a double mirror.