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发明名称
PUMPING SYSTEM FOR COLD LIQUIDS
摘要
申请公布号
CA679980(A)
申请公布日期
1964.02.11
申请号
CAD679980
申请日期
申请人
CONCH INTERNATIONAL METHANE LIMITED
发明人
ELMER S. MESSER
分类号
主分类号
代理机构
代理人
主权项
地址
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