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发明名称
ROTARY GEAR PUMP
摘要
申请公布号
CA566962(A)
申请公布日期
1958.12.02
申请号
CAD566962
申请日期
申请人
THE PLESSEY COMPANY LIMITED
发明人
ALAN W. SAY
分类号
主分类号
代理机构
代理人
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