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发明名称
Vorrichtung zum Halten eines Handhoerapparats am Kopf
摘要
申请公布号
DE909106(C)
申请公布日期
1954.04.12
申请号
DE1951ST03531
申请日期
1951.06.23
申请人
FRIEDRICH STENEBERG
发明人
STENEBERG FRIEDRICH
分类号
H04M1/05
主分类号
H04M1/05
代理机构
代理人
主权项
地址
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