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发明名称
SISTEMA DI SPEGNIMENTO PER POZZI PETROLIFERI INCENDIATI.
摘要
申请公布号
ITFR910005(A1)
申请公布日期
1992.10.06
申请号
IT1991FR00005
申请日期
1991.04.05
申请人
VIGNOLI GIORGIO
发明人
VIGNOLI GIORGIO
分类号
A62C
主分类号
A62C
代理机构
代理人
主权项
地址
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