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发明名称
ÜBERWACHUNGSVORRICHTUNG UNTER VERWENDUNG VON NACHTSICHT FÜR EIN TÜRTELEFONSYSTEM.
摘要
申请公布号
DE3689631(D1)
申请公布日期
1994.03.24
申请号
DE19863689631
申请日期
1986.06.25
申请人
MATSUSHITA ELECTRIC WORKS, LTD., KADOMA, OSAKA, JP
发明人
TATSUMI, YOSHIKAZU, HIRAKATA-SHI OSAKA 573-01, JP;HISANO, TSUYOSHI, HIRAKATA-SHI OSAKA 573, JP
分类号
H04N7/18;(IPC1-7):H04N7/18
主分类号
H04N7/18
代理机构
代理人
主权项
地址
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