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发明名称
ROTARY IMPELLER AND THE LIKE
摘要
申请公布号
CA452370(A)
申请公布日期
1948.11.02
申请号
CAD452370
申请日期
申请人
POWER JETS (RESEARCH AND DEVELOPMENT) LIMITED
发明人
REGINALD GEORGE VOYSEY
分类号
主分类号
代理机构
代理人
主权项
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