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发明名称
摘要
申请公布号
JPH02138907(U)
申请公布日期
1990.11.20
申请号
JP19890048534U
申请日期
1989.04.24
申请人
发明人
分类号
H01Q19/12;H01Q1/02;(IPC1-7):H01Q1/02
主分类号
H01Q19/12
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