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发明名称
Speed control mechanism for hydraulic presses
摘要
申请公布号
US2273721(A)
申请公布日期
1942.02.17
申请号
US19390301515
申请日期
1939.10.26
申请人
THE HYDRAULIC DEVELOPMENT CORP. INC.
发明人
MULLER JOHAN A.
分类号
B30B15/20
主分类号
B30B15/20
代理机构
代理人
主权项
地址
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