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发明名称
Method and apparatus of bending tubing
摘要
申请公布号
US2057359(A)
申请公布日期
1936.10.13
申请号
US19330688380
申请日期
1933.09.06
申请人
AMERICAN METAL PRODUCTS COMPANY
发明人
BAKER WILLIAM G.
分类号
B21D9/03
主分类号
B21D9/03
代理机构
代理人
主权项
地址
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