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发明名称
EDGE FRAME FOR ATHLETIC FIELD * ETC*
摘要
申请公布号
JPS5245133(A)
申请公布日期
1977.04.09
申请号
JP19750120494
申请日期
1975.10.06
申请人
HASEGAWA TAKEFUMI
发明人
HASEGAWA TAKEFUMI
分类号
E01F9/08;A63C19/06;E01F9/00;E01F15/00
主分类号
E01F9/08
代理机构
代理人
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