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发明名称
VIDEO TEX COMMUNICATION SYSTEM
摘要
申请公布号
JPS6314589(A)
申请公布日期
1988.01.21
申请号
JP19860157905
申请日期
1986.07.07
申请人
CANON INC
发明人
HARA MASAKI
分类号
H04N7/173;G06F17/30;H04M1/274
主分类号
H04N7/173
代理机构
代理人
主权项
地址
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