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发明名称
SYSTEM FOR CHANGING EXTENSION NUMBER IN PRIVATE TELEPHONE
摘要
申请公布号
JPS6462948(A)
申请公布日期
1989.03.09
申请号
JP19870220850
申请日期
1987.09.03
申请人
FUJI ELECTRIC CO LTD;FUJI FACOM CORP
发明人
ISHIKAWA KENICHI
分类号
H04M3/00
主分类号
H04M3/00
代理机构
代理人
主权项
地址
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