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发明名称
Perfectionnements relatifs aux soupapes de sûreté.
摘要
申请公布号
BE608672(A1)
申请公布日期
1962.01.13
申请号
BE19610608672
申请日期
1961.09.29
申请人
AKTIEBOLAGET NORDISKA ARMATURFABRIKERNA
发明人
分类号
(IPC1-7):F06K
主分类号
(IPC1-7):F06K
代理机构
代理人
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地址
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