Quick music notes slide rule

Details Quick music notes slide rule Quick music notes slide rule

1985-07-11

1987-07-07

Franklin, Lawrence R.

Music

Accessories

Teaching devices

G09B 1502

Patent

active

046778934

ABSTRACT:
A Music Note Letter and Symbol Display Device which displays Music Note Letter compositions of Scales for each of the Fifteen (15) Major Keys of: C G D A E B F.music-sharp. C.music-sharp. C.music-flat. G.music-flat. D.music-flat. A.music-flat. E.music-flat. B.music-flat. and F and for each of the Fifteen (15) Minor Keys of: A E B F.music-sharp. C.music-sharp. G.music-sharp. D.music-sharp. A.music-sharp. A.music-flat. E.music-flat. B.music-flat. F C G D.
The device also displays Sixteen (16) Types of Chords for each of the Fifteen (15) Chord Letters of: C G D A E B F.music-sharp. C.music-sharp. C.music-flat. G.music-flat. D.music-flat. A.music-flat. E.music-flat. B.music-flat. and F.
The device can also be used to make musical transpositions from one Key/Scale/Chord to another and is used to identify the Music Note Letter compositions of twelve (12) Intervals for each of the Fifteen (15) Major Keys of: C G D A E B F.music-sharp. C.music-sharp. C.music-flat. G.music-flat. D.music-flat. A.music-flat. E.music-flat. B.music-flat. and F.
All Music Note Letters are displayed through readout apertures which are located on the face of its Data Retrieval Member.

REFERENCES:
patent: 2332842 (1943-10-01), Champion
patent: 3791254 (1974-02-01), Muller

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