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发明名称
STRUTTURA DI VALVOLA A SFERA PER L'INTERCETTAZIONE DI FLUIDI IN CONDOTTI AD ESTRAZIONE FACILITATA DELLA SFERA DI INTERCETTAZIONE
摘要
申请公布号
IT1223010(B)
申请公布日期
1990.09.12
申请号
IT19870022442
申请日期
1987.10.28
申请人
COLOMBO RENATO
发明人
COLOMBO RENATO
分类号
F16K;(IPC1-7):F16K/
主分类号
F16K
代理机构
代理人
主权项
地址
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