Musical instrument teaching aid

Details Musical instrument teaching aid Musical instrument teaching aid

1989-02-23

1990-03-06

Franklin, Lawrence R.

Music

Accessories

Teaching devices

G09B 1502

Patent

active

049055674

ABSTRACT:
A teaching aid for keyboard instruments including first and second elongate sections configured to be snapped together to form an aid approximating the length of a typical keyboard. Each section has an outboard end notched so as to engage the end pieces of the instrument and front and rear indicia bearing surfaces with the indicia representing musical notes. The note spacing on the front surfaces comprises a first arrangement and the note spacing on the rear surfaces comprise a second, different arrangement.

REFERENCES:
patent: 777793 (1904-12-01), Kruschke
patent: 1172442 (1916-02-01), De Bellis
patent: 1229735 (1917-06-01), Force
patent: 1293923 (1919-02-01), Reeve
patent: 1293997 (1919-02-01), Von Bornstedt et al.
patent: 1567019 (1925-12-01), Barnes
patent: 1725844 (1929-08-01), Barnes
patent: 2188098 (1940-01-01), Bostelmann, Jr.
patent: 3350973 (1967-11-01), Weis et al.
patent: 3707897 (1973-01-01), Hertz
patent: 4254686 (1981-03-01), Leonard
Ex parte Dere, 118 USPQ 541, (POBA 1957).

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