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发明名称
OTTURATORE A PARZIALE SEGMENTO DI SFERA,PER VALVOLE CHE INTERCETTANO FLUIDI IN PRESSIONE O MENO
摘要
申请公布号
IT1082044(B)
申请公布日期
1985.05.21
申请号
IT19770005190
申请日期
1977.06.23
申请人
BASSANI GIANCARLO
发明人
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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