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经营范围
发明名称
Automatic hydraulic duplicating machine
摘要
申请公布号
US2596889(A)
申请公布日期
1952.05.13
申请号
US19480025117
申请日期
1948.05.05
申请人
CURTIS ARTHUR J
发明人
CURTIS ARTHUR J.
分类号
B21D37/10
主分类号
B21D37/10
代理机构
代理人
主权项
地址
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