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经营范围
发明名称
CUSTOMER TELEPHONE SYSTEM
摘要
申请公布号
JPH05122310(A)
申请公布日期
1993.05.18
申请号
JP19910284446
申请日期
1991.10.30
申请人
FUJITSU GENERAL LTD
发明人
SASAKI MASAO
分类号
H04M1/00;H04M1/66;H04M1/673;H04M11/00
主分类号
H04M1/00
代理机构
代理人
主权项
地址
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