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发明名称
Fan
摘要
申请公布号
US2333673(A)
申请公布日期
1943.11.09
申请号
US19420439413
申请日期
1942.04.17
申请人
CECIL POFF
发明人
POFF CECIL
分类号
F04D17/16;F04D25/08;F04D29/64
主分类号
F04D17/16
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代理人
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地址
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