US PATENT SUBCLASS 355 / 59
.~.~.~.~ And an indicator or scale

Current as of: June, 1999
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355 /   HD   PHOTOCOPYING

18  DF  PROJECTION PRINTING AND COPYING CAMERAS {27}
55  DF  .~ Focus or magnification control {4}
56  DF  .~.~ Automatic or semiautomatic focusing when varying image size {2}
58  DF  .~.~.~ Including a cam or a screw with nonuniform pitch {1}
59.~.~.~.~ And an indicator or scale

DEFINITION

Classification: 355/59

(under subclass 58) Subject matter including a scale or indicator to denote the degree of enlargement or reduction or to show when the lens is properly focused.

SEE OR SEARCH THIS CLASS, SUBCLASS:

61+, for projection copiers in general with focus or magnification control including indicator or scale means.