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发明名称
REVERSE FORMING ARRANGEMENT AND METHOD
摘要
申请公布号
US3475944(A)
申请公布日期
1969.11.04
申请号
USD3475944
申请日期
1966.12.30
申请人
ROBERT L. MARSHNER
发明人
ROBERT L. MARSHNER
分类号
B21D22/24;(IPC1-7):B21D22/20
主分类号
B21D22/24
代理机构
代理人
主权项
地址
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