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经营范围
发明名称
Ultrahigh vacuum seal
摘要
申请公布号
US3331526(A)
申请公布日期
1967.07.18
申请号
US19640384013
申请日期
1964.07.20
申请人
LIONEL LEVENSON LEONARD;NORMAN MILLERON
发明人
LEVENSON LEONARD LIONEL;MILLERON NORMAN
分类号
F16J15/46;H01J5/30;H01J29/86
主分类号
F16J15/46
代理机构
代理人
主权项
地址
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