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经营范围
发明名称
Variable displacement gear pump
摘要
申请公布号
US2457465(A)
申请公布日期
1948.12.28
申请号
US19460665440
申请日期
1946.04.27
申请人
CREAD ENGINEERING AND RESEARCH COMPANY
发明人
GROSSER CHRISTIAN E.
分类号
F04C2/14;F04C14/22
主分类号
F04C2/14
代理机构
代理人
主权项
地址
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