US PATENT SUBCLASS 984 / 256
.~.~ Using electrical means {G10G 3/04}

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

Internet Version by PATENTEC © 1999      Terms of Use


984 /   HD   MUSICAL INSTRUMENTS

250  DD  AIDS FOR MUSIC (metronomes G04F 5/02; teaching music G09B 15/00) {G10G} {4}
254  DD  .~ Recording music in notation form, e.g., recording the mechanical operation of a musical instrument {performing, per se, B26F} {G10G 3/00} {2}
256.~.~ Using electrical means {G10G 3/04}