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发明名称
VALVOLA DI INTERCETTAZIONE PER INTERROMPERE IL FLUSSO DEI GAS IN UNA TUBAZIONE
摘要
申请公布号
IT1083169(B)
申请公布日期
1985.05.21
申请号
IT19770047637
申请日期
1977.01.13
申请人
BERGWERKSVERBAND GMBH
发明人
分类号
F16K3/18;(IPC1-7):F16K/
主分类号
F16K3/18
代理机构
代理人
主权项
地址
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