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发明名称
Aparelho e processo para acoplamento de energia acústica incidente através de um elemento acústico
摘要
申请公布号
BR9709143(A)
申请公布日期
1999.08.03
申请号
BR19970009143
申请日期
1997.05.02
申请人
ERICSSON INC.
发明人
KARL W. RABE
分类号
H04M1/02;H04M1/03;H04R1/30;H04R1/32;(IPC1-7):A01B69/00
主分类号
H04M1/02
代理机构
代理人
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地址
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