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经营范围
发明名称
Pumping mechanism
摘要
申请公布号
US1997418(A)
申请公布日期
1935.04.09
申请号
US19330694212
申请日期
1933.10.19
申请人
INGERSOLL-RAND COMPANY
发明人
HORNSCHUCH HANNS;MCHUGH ANTHONY L.
分类号
F04D9/00
主分类号
F04D9/00
代理机构
代理人
主权项
地址
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