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经营范围
发明名称
摘要
申请公布号
JPH02111961(U)
申请公布日期
1990.09.07
申请号
JP19890017747U
申请日期
1989.02.17
申请人
发明人
分类号
H04M1/08;(IPC1-7):H04M1/08
主分类号
H04M1/08
代理机构
代理人
主权项
地址
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