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发明名称
Multiple station hydraulic metal working machine
摘要
申请公布号
US2891431(A)
申请公布日期
1959.06.23
申请号
US19530362196
申请日期
1953.06.17
申请人
AMERICAN STEEL FOUNDRIES
发明人
SEDGWICK ROBERT K.
分类号
B21J9/12
主分类号
B21J9/12
代理机构
代理人
主权项
地址
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