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发明名称
Handmikrofon fuer Diktiergeraete
摘要
申请公布号
DE1299727(B)
申请公布日期
1969.07.24
申请号
DE1965S099257
申请日期
1965.09.06
申请人
SENNHEISER ELECTRONIC DR.-ING. FRITZ SENNHEISER
发明人
JUERGEN SCHULZ,
分类号
H04R1/02;H04R3/00
主分类号
H04R1/02
代理机构
代理人
主权项
地址
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