(under subclass 63) Subject matter where the interconnected storage elements are ferroelectric devices.
SEE OR SEARCH THIS CLASS, SUBCLASS:
109, and 117, for ferroelectric memories involving radiant energy.
145, for other ferroelectric memories.
SEE OR SEARCH CLASS
349, Liquid Crystal Cells, Elements and Systems,
37, 49, and 172+ for light control in ferroelectric liquid crystal devices.
359, Optics: Systems (Including Communication) and Elements, 245+, for light control with ferroelectric devices and subclass 484 for polarization using ferroelectric devices.