1981-01-14
1983-09-27
Tarcza, Thomas H.
Music
Instruments
Wind
G10D 712
Patent
active
044062060
ABSTRACT:
A harmonica has sound producing chambers of varying lengths and volumes formed on opposite sides of the harmonica body in a staggered alternating arrangement along the body length. Body depth exceeds chamber depth, and a transition zone in each chamber expands the cross section to connect with a fully dimensioned mouthpiece opening.
REFERENCES:
patent: 2340333 (1944-01-01), Magnus
patent: 2511302 (1950-06-01), Stephenson
patent: 2815693 (1957-12-01), Mast
patent: 3757025 (1973-09-01), Huang
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