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发明名称
PRINCIP FOR BACKVENTIL
摘要
申请公布号
SE8003739(A)
申请公布日期
1982.05.20
申请号
SE19800003739
申请日期
1980.11.19
申请人
SETH OTTO WILLHELMS * KLEIN
发明人
SETH OTTO WILLHELMS * KLEIN
分类号
F16K15/00;(IPC1-7):F16K15/00
主分类号
F16K15/00
代理机构
代理人
主权项
地址
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