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Individual
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Individual
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Priority to JP4402775ApriorityCriticalpatent/JPS51119214A/en
Publication of JPS51119214ApublicationCriticalpatent/JPS51119214A/en
PURPOSE: Scaling up of vibrating sound in a music box by contacting a mounting screw head in a fixed stand of sounding lead plate with a resonance inervention box solidly adhered to main resonance plate which is arranged in an outside box.
COPYRIGHT: (C)1976,JPO&Japio
JP4402775A1975-04-111975-04-11Resonance type sound expander in a music box
PendingJPS51119214A
(en)