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经营范围
发明名称
Elektromechanisches Bandfilter
摘要
申请公布号
DE1257991(B)
申请公布日期
1968.01.04
申请号
DE196300S7279
申请日期
1963.09.13
申请人
SIEMENS AKTIENGESELLSCHAFT
发明人
LUCAS DR. RER. NAT. ILSE
分类号
H03H9/50
主分类号
H03H9/50
代理机构
代理人
主权项
地址
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