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发明名称
Structural tool
摘要
申请公布号
GB568018(A)
申请公布日期
1945.03.14
申请号
GB19430008867
申请日期
1943.06.02
申请人
RICHARD FRANCIS SMITH
发明人
分类号
B21D11/20;B23K37/04;B25B1/20
主分类号
B21D11/20
代理机构
代理人
主权项
地址
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