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经营范围
发明名称
Rivet feeding device
摘要
申请公布号
US2529165(A)
申请公布日期
1950.11.07
申请号
US19450603314
申请日期
1945.07.05
申请人
DOUGLAS AIRCRAFT COMPANY, INC.
发明人
KNOWLES TALBOT R.
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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