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发明名称
Method of and apparatus for making rivets and the like
摘要
申请公布号
US2114420(A)
申请公布日期
1938.04.19
申请号
US19360080038
申请日期
1936.05.16
申请人
THE E. J. MANVILLE MACHINE COMPANY
发明人
FRETER ROY J.
分类号
B21K1/58
主分类号
B21K1/58
代理机构
代理人
主权项
地址
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