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经营范围
发明名称
Verfahren und Apparat zum Schallverzugsermitteln.
摘要
申请公布号
CH201461(A)
申请公布日期
1938.11.30
申请号
CHD201461
申请日期
1937.08.24
申请人
ELECTROACUSTIC GESELLSCHAFT M. B. H.
发明人
H. ELECTROACUSTIC GESELLSCHAFT M. B.
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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