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发明名称
Valve device
摘要
申请公布号
US2273679(A)
申请公布日期
1942.02.17
申请号
US19400326979
申请日期
1940.03.30
申请人
SVENSKA AKTIEBOLAGET GASACCUMULATOR
发明人
WESTBERG EVALD EUGEN
分类号
A01J5/12
主分类号
A01J5/12
代理机构
代理人
主权项
地址
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