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发明名称
Variable displacement pump
摘要
申请公布号
US2266191(A)
申请公布日期
1941.12.16
申请号
US19390277394
申请日期
1939.06.05
申请人
GRANBERG EQUIPMENT, INC.
发明人
GRANBERG ALBERT J.
分类号
F04C2/348
主分类号
F04C2/348
代理机构
代理人
主权项
地址
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