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发明名称
摘要
申请公布号
JPH0283955(U)
申请公布日期
1990.06.28
申请号
JP19880163242U
申请日期
1988.12.16
申请人
发明人
分类号
E04G21/02;B65G65/44;(IPC1-7):E04G21/02
主分类号
E04G21/02
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