发明名称 |
Music box |
摘要 |
A music box includes a casing molded from synthetic resin material, to which a diaphragm is secured with a metallic resonator plate interposed therebetween. Sound produced by the diaphragm causes a resonance of the plate and additionally of the casing, giving off an amplified, clear sound externally.
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申请公布号 |
US4197778(A) |
申请公布日期 |
1980.04.15 |
申请号 |
US19780911395 |
申请日期 |
1978.06.01 |
申请人 |
KABUSHIKI KAISHA SANKYO SEIKI SEISAKUSHO |
发明人 |
KOMATSU, FUMITO;SAITO, TAKEO;WAKABAYASHI, NOBUAKI |
分类号 |
G10F1/06;(IPC1-7):G10F1/06 |
主分类号 |
G10F1/06 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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