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发明名称
PROCEDIMENTO PER PRODUZIONE DI TRAVERSE FERROVIARIE IN CALCESTRUZZO POSTCOMPRESSO DEL TIPO INCORPORANTE ATTACCHI PER ROTAIE ED
摘要
申请公布号
ITRM980041(A1)
申请公布日期
1999.07.21
申请号
IT1998RM00041
申请日期
1998.01.21
申请人
VIANINI INDUSTRIA S.P.A.
发明人
RIPESI FERNANDO
分类号
E01B
主分类号
E01B
代理机构
代理人
主权项
地址
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