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发明名称
Rotary electrostatic speaker
摘要
申请公布号
US3058541(A)
申请公布日期
1962.10.16
申请号
US19560596510
申请日期
1956.07.09
申请人
LESLIE DONALD J
发明人
LESLIE DONALD J.
分类号
G10H1/047
主分类号
G10H1/047
代理机构
代理人
主权项
地址
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