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发明名称
TELEVISION TELEPHONE SET
摘要
申请公布号
JPH0248886(A)
申请公布日期
1990.02.19
申请号
JP19880197871
申请日期
1988.08.10
申请人
CANON INC
发明人
KOIZUMI NORIHIKO
分类号
H04N7/14
主分类号
H04N7/14
代理机构
代理人
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地址
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