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发明名称
Riveting tool
摘要
申请公布号
US2251389(A)
申请公布日期
1941.08.05
申请号
US19380240326
申请日期
1938.11.14
申请人
EMIL BECKER;EDWARD BECKER JOHN
发明人
BECKER EMIL;BECKER JOHN EDWARD
分类号
B21J15/36
主分类号
B21J15/36
代理机构
代理人
主权项
地址
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