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发明名称
Rivet feeding machine
摘要
申请公布号
US1923377(A)
申请公布日期
1933.08.22
申请号
US19290360389
申请日期
1929.05.04
申请人
BUDD WHEEL COMPANY
发明人
HUGHES JAMES W.
分类号
B21J15/32
主分类号
B21J15/32
代理机构
代理人
主权项
地址
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