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发明名称
UDSKIFTELIG PUNGVANDLAAS MED INDBYGGET KONTRAVENTIL
摘要
申请公布号
DK39878(A)
申请公布日期
1979.07.28
申请号
DK19780000398
申请日期
1978.01.27
申请人
HANSEN H F
发明人
HANSEN H F
分类号
E03F;(IPC1-7):E03F/
主分类号
E03F
代理机构
代理人
主权项
地址
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