US PATENT SUBCLASS 349 / 170
.~ Utilizing reversal in sign of dielectric anisotropy


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

Internet Version by PATENTEC © 1999      Terms of Use



349 /   HD   LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS

167  DF  WITH SPECIFIED NONCHEMICAL CHARACTERISTIC OF LIQUID CRYSTAL MATERIAL {6}
170.~ Utilizing reversal in sign of dielectric anisotropy


DEFINITION

Classification: 349/170

Utilizing reversal in sign of dielectricanisotropy:

(under subclass 167) Subject matter wherein the polarity of the dielectric anisotropy changes from positive to negative or vice versa.