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发明名称
摘要
申请公布号
JPS636337(Y2)
申请公布日期
1988.02.23
申请号
JP19810137569U
申请日期
1981.09.18
申请人
发明人
分类号
B66C1/66;B66C1/62;E04C2/06;E04C2/30;E04C2/40;(IPC1-7):E04C2/40
主分类号
B66C1/66
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