Education and demonstration – Means for demonstrating apparatus – product – or surface... – Apertured mask placed over information bearing surface
Patent
1992-08-24
1993-10-19
Mancene, Gene
Education and demonstration
Means for demonstrating apparatus, product, or surface...
Apertured mask placed over information bearing surface
434227, 84471R, G09B 2500, G09B 1300, G09B 1502
Patent
active
052540081
ABSTRACT:
A simple teaching kit for use by music teachers and students at any level to illustrate the theory of music. The kit comprises representations of the treble and bass clefs and two octave sections of a piano keyboard in combination with a plurality of transparent overlays upon which the student selectively affixes a plurality of coloured stickers representing any selected scale, tonal pattern or chord pattern in any selected key.
REFERENCES:
patent: 2347950 (1944-05-01), Huish
patent: 3530758 (1970-09-01), Stillo
patent: 3616723 (1971-11-01), Gullickson
patent: 4054079 (1977-10-01), Sohler
patent: 4434698 (1984-03-01), Oberlander
patent: 4444083 (1984-04-01), Apel et al.
patent: 4464971 (1984-08-01), Dean
patent: 4885969 (1989-12-01), Chesters
Cherichetti Cindy A.
Hicks Richard J.
Mancene Gene
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