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发明名称
Schallspiegel fuer Peilgeraete zur Richtungsbestimmung von Flugzeuggeraeuschen
摘要
申请公布号
DE694806(C)
申请公布日期
1940.08.08
申请号
DE193601S4964D
申请日期
1936.07.14
申请人
SIEMENS APPARATE;MASCHINEN G.M.B.H.
发明人
RECHTEN DIPL.-ING. ADOLF
分类号
G10K11/28
主分类号
G10K11/28
代理机构
代理人
主权项
地址
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