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发明名称
Dispositif protecteur pour microphones
摘要
申请公布号
FR1282500(A)
申请公布日期
1962.01.19
申请号
FR19616707102
申请日期
1961.03.04
申请人
SCHALL-TECHNIK DR.-ING. KARL SCHOEPS
发明人
分类号
H04M1/03
主分类号
H04M1/03
代理机构
代理人
主权项
地址
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