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经营范围
发明名称
TELEPHONE SYSTEM
摘要
申请公布号
JPH098892(A)
申请公布日期
1997.01.10
申请号
JP19950174158
申请日期
1995.06.15
申请人
RICOH CO LTD
发明人
KATO KAZUHIKO
分类号
H04M1/27;(IPC1-7):H04M1/27
主分类号
H04M1/27
代理机构
代理人
主权项
地址
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