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发明名称
Method of forming plates
摘要
申请公布号
US2199377(A)
申请公布日期
1940.04.30
申请号
US19390266239
申请日期
1939.04.06
申请人
STANDARD RAILWAY EQUIPMENT MANUFACTURING COMPANY
发明人
TANGERMAN WILLIAM J.
分类号
B21D13/02
主分类号
B21D13/02
代理机构
代理人
主权项
地址
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