US PATENT SUBCLASS 359 / 612
.~.~ Collapsible or foldable

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

601  DF  GLARE OR UNWANTED LIGHT REDUCTION {6}
611  DF  .~ Barrel end or lens mount shade {1}
612.~.~ Collapsible or foldable

DEFINITION

Classification: 359/612

Collapsible or foldable:

(under subclass 611) Subject matter wherein a shade includes telescoping, flexible or hinged portions to permit substantial reduction of the space occupied by the shade when not in use.