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发明名称
Apparatus for and method of joining sheet metal
摘要
申请公布号
GB2123734(A)
申请公布日期
1984.02.08
申请号
GB19830021311
申请日期
1983.08.08
申请人
* BTM CORPORATION
发明人
EDWIN GEORGE * SAWDON
分类号
B21D39/03;B23P19/06;(IPC1-7):B21D39/03;B21D37/10;B21J15/36
主分类号
B21D39/03
代理机构
代理人
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