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发明名称
摘要
申请公布号
JPH0380252(U)
申请公布日期
1991.08.16
申请号
JP19890139523U
申请日期
1989.11.30
申请人
发明人
分类号
E03C1/242;F24H1/00;F24H1/46;(IPC1-7):F24H1/46
主分类号
E03C1/242
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