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发明名称
IMPROVEMENT OF VACUUM PUMP
摘要
申请公布号
JPH102281(A)
申请公布日期
1998.01.06
申请号
JP19970047594
申请日期
1997.03.03
申请人
BOC GROUP PLC:THE
发明人
STONES IAN;SCHOFIELD NIGEL PAUL
分类号
F04B25/02;F04B35/04;F04B37/14;(IPC1-7):F04B35/04
主分类号
F04B25/02
代理机构
代理人
主权项
地址
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