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发明名称
High-vacuum diffusion pump
摘要
申请公布号
US2977041(A)
申请公布日期
1961.03.28
申请号
US19580777378
申请日期
1958.12.01
申请人
E. LEYBOLD'S NACHFOLGER
发明人
NOLLER HANS-GEORG;BACHLER WERNER
分类号
F04F9/00
主分类号
F04F9/00
代理机构
代理人
主权项
地址
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