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发明名称
Roads and the like
摘要
申请公布号
US3135176(A)
申请公布日期
1964.06.02
申请号
US19610082906
申请日期
1961.01.16
申请人
BRITISH CELLOPHANE LIMITED
发明人
FOULGER FRANK
分类号
E01C7/14;E01C11/02
主分类号
E01C7/14
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