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发明名称
Zweiwellenvakuumpumpe
摘要
申请公布号
DE4238271(A1)
申请公布日期
1994.05.19
申请号
DE19924238271
申请日期
1992.11.13
申请人
LEYBOLD AG, 63450 HANAU
发明人
BERGES, HANNS-PETER, DR., 5000 KOELN;FRINGS, HEINZ, 5000 KOELN;RONTHALER, KARL-HEINZ, 5352 ZUELPICH;STEFFENS, RALF, 2214 LOHBARBEK
分类号
F04C27/00;(IPC1-7):F04C27/00;F04C25/02
主分类号
F04C27/00
代理机构
代理人
主权项
地址
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