Music – Instruments – Stringed
Reexamination Certificate
2004-09-09
2008-09-23
Donovan, Lincoln (Department: 2837)
Music
Instruments
Stringed
C084S47000P
Reexamination Certificate
active
07427704
ABSTRACT:
A finger guide plate includes a fret plate; a circuit board coupled to a bottom of the fret plate; and a support plate including fret relief notches coupled to a bottom of the circuit board. A learning apparatus for a stringed instrument includes a replacement fret board designed to rest between an existing fret board and a plurality of strings of the stringed instrument; a controlling mechanism for controlling an indicator coupled to the replacement fret board; wherein the indicator displays which of the plurality of strings of the stringed instrument is to be played.
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PCT International Search Report and Written Opinion of the International Searching authority, PCT/US05/32306, mailing date Feb. 16, 2007.
Donovan Lincoln
Lebens Thomas F.
Qin Jianchun
Sinsheimer Juhnke Lebens & McIvor LLP
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