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发明名称
VIDEO TELEPHONE SYSTEM
摘要
申请公布号
JPH04120890(A)
申请公布日期
1992.04.21
申请号
JP19900240261
申请日期
1990.09.11
申请人
SHARP CORP
发明人
KOBAYASHI MIKIJI;IWASAKI KAZUYA
分类号
H04N7/14;H04M11/06
主分类号
H04N7/14
代理机构
代理人
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