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发明名称
TELEVISION INTERPHONE
摘要
申请公布号
JPH05244597(A)
申请公布日期
1993.09.21
申请号
JP19920043112
申请日期
1992.02.28
申请人
MATSUSHITA ELECTRIC WORKS LTD
发明人
NAKAO YUTAKA
分类号
H04M9/00;H04N5/265;H04N7/18;(IPC1-7):H04N7/18
主分类号
H04M9/00
代理机构
代理人
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地址
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