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发明名称
Body contacting inertia reaction electromechanical transducing devices
摘要
申请公布号
US2832842(A)
申请公布日期
1958.04.29
申请号
US19520299473
申请日期
1952.07.17
申请人
SONOTONE CORPORATION
发明人
KNAUERT WILLIAM F.
分类号
H04R11/00
主分类号
H04R11/00
代理机构
代理人
主权项
地址
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