Rockin’ Patent – Optek Music Systems Inc’s “Fingering Display For Musical Instrument”
Rockin’ Patent: US Patent No. 4,915,005 Filed: 25 August 1988 In the name of: Optek Music Systems Inc Title: Fingering Display For Musical Instrument What’s claimed: ”Analyzing and teaching apparatus to be used in reference to a musical instrument of the type having at least one tone-selecting element manually operable in a range of configurations, comprising: manually operable input means including an electrically powered circuit for entering the conventional musical designation of a predetermined set of tones; said electrically powered circuit including a note-switch means having a first plurality of output lines, said note-switch means being manually operable to cause not […]
