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发明名称
Hochvakuummolekularpumpe
摘要
申请公布号
DE910204(C)
申请公布日期
1954.04.29
申请号
DE1951N003746
申请日期
1951.04.08
申请人
N.V. PHILIP'S GLOEILAMPENFABRIEKEN
发明人
DORSTEN ADRIANUS CORNELIS VAN;VERHOEFF ADRIANUS
分类号
F04D19/04
主分类号
F04D19/04
代理机构
代理人
主权项
地址
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