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经营范围
发明名称
INTERFACE CIRCUIT OF TV TELEPHONE
摘要
申请公布号
JPS5218120(A)
申请公布日期
1977.02.10
申请号
JP19750093055
申请日期
1975.08.01
申请人
NIPPON DENSHIN DENWA KOSHA;NIPPON DENKI KK;TOKYO SHIBAURA DENKI KK
发明人
NAGAYAMA YOSHIAKI;KITA TOSHIO;SANO YUICHI
分类号
H04N7/14;H04M11/00;H04N7/10
主分类号
H04N7/14
代理机构
代理人
主权项
地址
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