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申请公布号
JPH0425461(Y2)
申请公布日期
1992.06.18
申请号
JP19860122796U
申请日期
1986.08.08
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发明人
分类号
E04D3/00;E04D3/366;E04G23/02;E04G23/03;(IPC1-7):E04D3/00
主分类号
E04D3/00
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