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发明名称
NON-RETURN VALVE FOR LIQUID METAL FLOW SYSTEMS
摘要
申请公布号
GB8915203(D0)
申请公布日期
1989.08.23
申请号
GB19890015203
申请日期
1989.07.03
申请人
CHADWICK, GEOFFREY A
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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