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发明名称
Pumps
摘要
申请公布号
US2903971(A)
申请公布日期
1959.09.15
申请号
US19570661754
申请日期
1957.05.27
申请人
COLLINS LOWELL J
发明人
COLLINS LOWELL J.
分类号
F01C21/08;F01C21/10;F04C2/344;F04C13/00
主分类号
F01C21/08
代理机构
代理人
主权项
地址
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