US PATENT SUBCLASS 356 / 256
MISCELLANEOUS

Current as of: June, 1999
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356 /   HD   OPTICS: MEASURING AND TESTING

256MISCELLANEOUS

DEFINITION

Classification: 356/256

(under the class definition) Subject matter which is not provided for in any of the preceding subclasses of this class.

SEE OR SEARCH CLASS

351, Optics: Eye Examining, Vision Testing and Correcting,

200+, for examining and testing apparatus involving optical testing apparatus specifically designed for eye examination.

352, Optics: Motion Pictures,

244, for miscellaneous apparatus dealing with the taking and projection of motion pictures.

359, Optics: Systems (Including Communication) and Elements, 896, for miscellaneous optical systems and elements not provided for elsewhere.