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发明名称
摘要
申请公布号
JPS5232575(Y2)
申请公布日期
1977.07.25
申请号
JP19730012595U
申请日期
1973.01.29
申请人
发明人
分类号
E04B1/41;E04G21/24;E04G21/26;(IPC1-7):E04B1/41
主分类号
E04B1/41
代理机构
代理人
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