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发明名称
Automatic sealant-sealed valve
摘要
申请公布号
US3314442(A)
申请公布日期
1967.04.18
申请号
US19640362802
申请日期
1964.04.27
申请人
VOLPIN ALEXANDER S
发明人
VOLPIN ALEXANDER S.
分类号
F16K3/18;F16K3/36
主分类号
F16K3/18
代理机构
代理人
主权项
地址
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