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发明名称
Récepteur de sons
摘要
申请公布号
FR1165507(A)
申请公布日期
1958.10.27
申请号
FRD1165507
申请日期
1956.11.14
申请人
发明人
SCHOEPS KARL
分类号
H04R7/26;H04R11/00;H04R11/04;H04R13/00
主分类号
H04R7/26
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