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发明名称
摘要
申请公布号
JPS4922451(Y1)
申请公布日期
1974.06.17
申请号
JP19700124543U
申请日期
1970.12.12
申请人
发明人
分类号
E05F1/12;E05F1/10;(IPC1-7):E05F1/10
主分类号
E05F1/12
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