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发明名称
Tube bending tool
摘要
申请公布号
US2403323(A)
申请公布日期
1946.07.02
申请号
US19430508780
申请日期
1943.11.03
申请人
THE GLENN L. MARTIN COMPANY
发明人
ADREON CARROLL E.
分类号
B21D7/022
主分类号
B21D7/022
代理机构
代理人
主权项
地址
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