US PATENT SUBCLASS 359 / 867
.~ Concave cylindrical or providing a line focus

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

838  DF  MIRROR {14}
867.~ Concave cylindrical or providing a line focus

DEFINITION

Classification: 359/867

Concave cylindrical or providing a line focus:

(under subclass 838) Subject matter including a cylindrically concave reflecting surface or structure for providing a linear focus.

SEE OR SEARCH THIS CLASS, SUBCLASS:

852, for composite or echelon mirrors providing a line focus.