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发明名称
VIDEO DOORPHONE EQUIPMENT
摘要
申请公布号
JPH104459(A)
申请公布日期
1998.01.06
申请号
JP19960175436
申请日期
1996.06.17
申请人
MATSUSHITA ELECTRIC IND CO LTD
发明人
TOYAMA NAOYUKI
分类号
H04N7/18;H04M9/00;(IPC1-7):H04M9/00
主分类号
H04N7/18
代理机构
代理人
主权项
地址
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