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经营范围
发明名称
Forming and welding metal tubes and sheaths
摘要
申请公布号
US2898440(A)
申请公布日期
1959.08.04
申请号
US19570664287
申请日期
1957.06.07
申请人
MAGNETIC HEATING CORP.
发明人
RUDD WALLACE C.;CAMERON HUGH J.;OSTERER DAVID G.
分类号
B21C37/08;B23K13/04
主分类号
B21C37/08
代理机构
代理人
主权项
地址
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