Music – Instruments – Stringed
Patent
1976-11-26
1978-03-28
Franklin, Lawrence R.
Music
Instruments
Stringed
84297R, G10D 314, G10C 310
Patent
active
040808653
ABSTRACT:
Apparatus for varying the pitch of at least one of the strings of a stringed instrument, comprising a rotatable shaft means, to which one or more of the strings of the stringed instrument may be connected, and a lever arm attached to the rotatable shaft means for providing rotation of the shaft.
REFERENCES:
patent: 2257995 (1941-10-01), Abrams et al.
patent: 2949806 (1960-08-01), Turman
patent: 3763735 (1973-10-01), Land
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