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经营范围
发明名称
ELECTROMAGNETIC VALVE
摘要
申请公布号
PL119470(B1)
申请公布日期
1982.01.30
申请号
PL19780207226
申请日期
1978.05.31
申请人
发明人
分类号
F16K;F16K11/24;F16K31/10;(IPC1-7):F16K31/10
主分类号
F16K
代理机构
代理人
主权项
地址
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