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发明名称
Art of protecting metal surfaces
摘要
申请公布号
US2369946(A)
申请公布日期
1945.02.20
申请号
US19410375993
申请日期
1941.01.25
申请人
MAURICE COHEN JACOB
发明人
COHEN JACOB MAURICE
分类号
C23F11/10
主分类号
C23F11/10
代理机构
代理人
主权项
地址
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