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发明名称
Press with rapid-closing upwardacting ram
摘要
申请公布号
US2224956(A)
申请公布日期
1940.12.17
申请号
US19380209484
申请日期
1938.05.23
申请人
THE HYDRAULIC DEVELOPMENT CORP. INC.
发明人
ERNST WALTER;HUBBERT LESLIE S.
分类号
B30B15/16
主分类号
B30B15/16
代理机构
代理人
主权项
地址
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