(under subclass 231) Subject matter wherein at least a portion of the information is stored, retrieved, or transmitted in the form of electrical energy.
(1) Note. The electrical stored, retrieved, or transmitted energy can control the rate or sequence of reading information which is mechanically stored, retrieved, or transmitted.
SEE OR SEARCH THIS CLASS, SUBCLASS:
218+, for special stitch circular independent needle machines provided with an electrical-type butt selection control system.