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发明名称
摘要
申请公布号
JPH0443054(U)
申请公布日期
1992.04.13
申请号
JP19900083171U
申请日期
1990.08.06
申请人
发明人
分类号
H04M1/00;H04M1/72;(IPC1-7):H04M1/72
主分类号
H04M1/00
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代理人
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