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经营范围
发明名称
UNTERSATZ FUER TELEFONAPPARATE.
摘要
申请公布号
DE1718609(U)
申请公布日期
1956.03.15
申请号
DE195500G2395U
申请日期
1955.10.17
申请人
KARL GROSSMANN
发明人
KARL GROSSMANN
分类号
主分类号
代理机构
代理人
主权项
地址
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