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发明名称
Surface hardening metal areas of limited size
摘要
申请公布号
US2378890(A)
申请公布日期
1945.06.26
申请号
US19410377528
申请日期
1941.02.05
申请人
THE MONARCH MACHINE TOOL CO.
发明人
ABE PHILBER A.;BROWN HERBERT H.;CROSBY MELVIN A.
分类号
H05B6/36
主分类号
H05B6/36
代理机构
代理人
主权项
地址
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