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发明名称
ROTARY PUMP FOR LIQUEFIED GASES
摘要
申请公布号
CA465331(A)
申请公布日期
1950.05.23
申请号
CAD465331
申请日期
申请人
DOMINION OXYGEN COMPANY
发明人
ROGER V. CARLSON
分类号
主分类号
代理机构
代理人
主权项
地址
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