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经营范围
发明名称
VACUUM PUMP
摘要
申请公布号
GB2189295(B)
申请公布日期
1990.03.28
申请号
GB19870009269
申请日期
1987.04.16
申请人
* PFEIFFER VAKUUMTECHNIK WETZLAR GMBH
发明人
HEINRICH * LOTZ
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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