Music – Instruments – Stringed
Reexamination Certificate
2006-11-29
2008-08-19
Donovan, Lincoln (Department: 2837)
Music
Instruments
Stringed
C084S313000
Reexamination Certificate
active
07414184
ABSTRACT:
A device which attaches to the non-vibrating part of specific string(s) of suitable stringed musical instruments and which enables the musician to repeatably apply alternative predetermined tension states to the string(s), so as to selectively apply a known increment in pitch without the continual need for discerning re-tuning processes.
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The Story (Part II) Beacon Banjo presenting D-Tuner history http://beaconbanjo/story2.cfm, viewed Oct. 23, 2007, history details from 1957.
Cheat-A-Keys D-Tuners, www.banjo.com/shopping/shopexd.asp?id=917, viewed Oct. 23, 2007.
Donovan Lincoln
Horn Robert W
LandOfFree
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