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发明名称
Hydraulic device
摘要
申请公布号
US2193118(A)
申请公布日期
1940.03.12
申请号
US19390268290
申请日期
1939.04.17
申请人
HANS THOMA
发明人
THOMA HANS
分类号
F01B3/00;F01B3/10
主分类号
F01B3/00
代理机构
代理人
主权项
地址
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