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发明名称
IMPROVED CRYOPUMP
摘要
申请公布号
GB8816402(D0)
申请公布日期
1988.08.17
申请号
GB19880016402
申请日期
1988.07.09
申请人
BOC GROUP PLC
发明人
分类号
F04B37/08
主分类号
F04B37/08
代理机构
代理人
主权项
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