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发明名称
TELEPHONE EXCHANGE
摘要
申请公布号
JPH089429(A)
申请公布日期
1996.01.12
申请号
JP19940155247
申请日期
1994.06.14
申请人
CANON INC
发明人
SAKURAI SHIGEKI
分类号
H04Q3/545;(IPC1-7):H04Q3/545
主分类号
H04Q3/545
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