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发明名称
ISDN communication apparatus with fall-back function
摘要
申请公布号
EP1032240(A3)
申请公布日期
2006.11.29
申请号
EP20000103605
申请日期
2000.02.21
申请人
CANON KABUSHIKI KAISHA
发明人
ODAIRA, MASAHIRO
分类号
H04N1/00;H04Q11/04;H04M11/00
主分类号
H04N1/00
代理机构
代理人
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