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发明名称
Improvements in or relating to electric wave filters
摘要
申请公布号
GB501132(A)
申请公布日期
1939.02.21
申请号
GB19370020148
申请日期
1937.07.21
申请人
C. LORENZ AKTIENGESELLSCHAFT
发明人
分类号
H03H7/01;H04B15/02;H04H20/81
主分类号
H03H7/01
代理机构
代理人
主权项
地址
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