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经营范围
发明名称
Automatic metal spinning apparatus
摘要
申请公布号
US2653562(A)
申请公布日期
1953.09.29
申请号
US19490115714
申请日期
1949.09.14
申请人
AUTOMATIC ELECTRIC LABORATORIES, INC.
发明人
TINSMAN JACK R.;NOVY RICHARD J.;THURLOW JAMES E.
分类号
B21D22/14
主分类号
B21D22/14
代理机构
代理人
主权项
地址
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