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经营范围
发明名称
Registrierendes Echolotgeraet
摘要
申请公布号
DE1033108(B)
申请公布日期
1958.06.26
申请号
DE1957F023264
申请日期
1957.06.14
申请人
DR. PHIL. NAT. SIEGFRIED FAHRENTHOLZ
发明人
FAHRENTHOLZ DR. PHIL. NAT. SIEGFRIED
分类号
G01S1/72
主分类号
G01S1/72
代理机构
代理人
主权项
地址
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