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发明名称
BI-DIRECTIONAL SIGNAL TRANSMITTER/RECEIVER
摘要
申请公布号
JPH04175088(A)
申请公布日期
1992.06.23
申请号
JP19900304318
申请日期
1990.11.08
申请人
MATSUSHITA ELECTRIC IND CO LTD
发明人
OTA KAZUO
分类号
H04N7/173;H04L5/14;H04N7/14
主分类号
H04N7/173
代理机构
代理人
主权项
地址
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