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发明名称
摘要
申请公布号
JPS4431009(Y1)
申请公布日期
1969.12.20
申请号
JP19650104139U
申请日期
1965.12.22
申请人
发明人
分类号
E04B1/04;E04B1/38;E04B1/61;E04B2/56;(IPC1-7):E04B1/60
主分类号
E04B1/04
代理机构
代理人
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