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经营范围
发明名称
FILTER SWITCHING CIRCUIT
摘要
申请公布号
US3582835(A)
申请公布日期
1971.06.01
申请号
USD3582835
申请日期
1969.07.28
申请人
OAK ELECTRO/NETICS CORP.
发明人
EUGENE C. WALDING
分类号
H03H7/01;(IPC1-7):H03H7/10
主分类号
H03H7/01
代理机构
代理人
主权项
地址
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