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发明名称
COMPOSITE DELAY LINE STRUCTURE
摘要
申请公布号
US3517345(A)
申请公布日期
1970.06.23
申请号
USD3517345
申请日期
1966.12.14
申请人
BELL TELEPHONE LAB. INC.
发明人
JOHN T. KRAUSE
分类号
H03H9/36;(IPC1-7):H03H7/30
主分类号
H03H9/36
代理机构
代理人
主权项
地址
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