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发明名称
DISPOSITIVO DI REGOLAZIONE PARTICOLARMENTE PER CONDOTTE D ARIA
摘要
申请公布号
IT1026835(B)
申请公布日期
1978.10.20
申请号
IT19740030253
申请日期
1974.12.06
申请人
SPIRAX SARCO LTD
发明人
分类号
F16K17/30;F16K35/00;G05D16/06;G05G1/08;G05G5/00;(IPC1-7):F15D/
主分类号
F16K17/30
代理机构
代理人
主权项
地址
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