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发明名称
WIDE FREQUENCY BAND CIRCULATOR
摘要
申请公布号
US3544920(A)
申请公布日期
1970.12.01
申请号
USD3544920
申请日期
1968.04.04
申请人
BROADCASTING CORP.
发明人
YOSHIBIRO KONISHI
分类号
H01P1/387;(IPC1-7):H01P1/32;H01P5/12
主分类号
H01P1/387
代理机构
代理人
主权项
地址
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