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发明名称
Riveting device
摘要
申请公布号
US1951914(A)
申请公布日期
1934.03.20
申请号
US19310576796
申请日期
1931.11.23
申请人
HUGO JUNKERS
发明人
JUNKERS HUGO
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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