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发明名称
Gas pumps and compressors of the liquid ring type
摘要
申请公布号
US3303991(A)
申请公布日期
1967.02.14
申请号
US19640420688
申请日期
1964.12.23
申请人
LEON DARDELET ROBERT
发明人
DARDELET ROBERT LEON
分类号
F04C19/00
主分类号
F04C19/00
代理机构
代理人
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地址
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