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发明名称
Method of and apparatus for placing pavement slabs and the like
摘要
申请公布号
US2346379(A)
申请公布日期
1944.04.11
申请号
US19410403667
申请日期
1941.07.23
申请人
CORWILL JACKSON
发明人
JACKSON CORWILL
分类号
E01C19/40
主分类号
E01C19/40
代理机构
代理人
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地址
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