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经营范围
发明名称
Предохранительный клапан
摘要
申请公布号
RU963359(C)
申请公布日期
2006.05.10
申请号
SU19813288005
申请日期
1981.05.11
申请人
发明人
分类号
F16K17/16
主分类号
F16K17/16
代理机构
代理人
主权项
地址
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