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发明名称
Rotary pump
摘要
申请公布号
US2195834(A)
申请公布日期
1940.04.02
申请号
US19370170266
申请日期
1937.10.21
申请人
LORIN BILDERBECK JAMES
发明人
BILDERBECK JAMES LORIN
分类号
F01C21/08;F04C2/344
主分类号
F01C21/08
代理机构
代理人
主权项
地址
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