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发明名称
Curb and gutter slip form
摘要
申请公布号
US3389646(A)
申请公布日期
1968.06.25
申请号
US19650450853
申请日期
1965.04.26
申请人
NORMAN T. RUGGLES
发明人
RUGGLES NORMAN T.
分类号
E01C19/50
主分类号
E01C19/50
代理机构
代理人
主权项
地址
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