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经营范围
发明名称
Pumping unit
摘要
申请公布号
US2046891(A)
申请公布日期
1936.07.07
申请号
US19350026975
申请日期
1935.06.17
申请人
ANDREE JOHN O;YOUNGBLOOD SYDNEY R
发明人
ANDREE JOHN O.;YOUNGBLOOD SYDNEY R.
分类号
F04B47/02
主分类号
F04B47/02
代理机构
代理人
主权项
地址
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