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经营范围
发明名称
Regelglied fuer elektroakustische Gehoerpruefgeraete
摘要
申请公布号
DE836697(C)
申请公布日期
1952.04.15
申请号
DE1950H004810
申请日期
1950.08.05
申请人
HAGENUK HANSEATISCHE APPARATEBAU-GESELLSCHAFT NEUFELDT & KUHNKE G.M.B.H.
发明人
BEINDORF DIPL.-ING. DR.-ING. HABIL. WERNER
分类号
A61B5/12
主分类号
A61B5/12
代理机构
代理人
主权项
地址
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