US PATENT SUBCLASS 352 / 119
.~.~ Rotating plano parallel prism

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


352 /   HD   OPTICS: MOTION PICTURES

105  DF  OPTICAL RECTIFIER TYPE {6}
113  DF  .~ Refractor {3}
119.~.~ Rotating plano parallel prism {1}
120  DF  .~.~.~> Plate type

DEFINITION

Classification: 352/119

(under subclass 113) Subject matter in which the refracting means includes a rotating prism with plane parallel optical faces.