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经营范围
发明名称
KEY TELEPHONE SYSTEM
摘要
申请公布号
JPH04239862(A)
申请公布日期
1992.08.27
申请号
JP19910007165
申请日期
1991.01.24
申请人
MATSUSHITA ELECTRIC IND CO LTD
发明人
HARUNA MASAMICHI
分类号
H04M3/42;H04M3/58;H04Q3/58
主分类号
H04M3/42
代理机构
代理人
主权项
地址
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