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发明名称
Pump
摘要
申请公布号
US2250947(A)
申请公布日期
1941.07.29
申请号
US19380214207
申请日期
1938.06.17
申请人
CARPENTER JR ALBERT GUY
发明人
JR. ALBERT GUY CARPENTER,
分类号
F04B1/04;F04B1/107;F04B17/03;F04C15/00
主分类号
F04B1/04
代理机构
代理人
主权项
地址
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