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发明名称
Sound producing mechanism
摘要
申请公布号
US3064389(A)
申请公布日期
1962.11.20
申请号
US19600021537
申请日期
1960.04.11
申请人
LEMELSON JEROME H
发明人
LEMELSON JEROME H.
分类号
A63H5/00
主分类号
A63H5/00
代理机构
代理人
主权项
地址
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