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发明名称
GRATE
摘要
申请公布号
AU8422675(A)
申请公布日期
1977.02.24
申请号
AU19750084226
申请日期
1974.08.22
申请人
MARR, G. & SONS PTY. LTD.
发明人
NAME NOT GIVEN
分类号
E01C9/10;E03F5/06
主分类号
E01C9/10
代理机构
代理人
主权项
地址
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