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经营范围
发明名称
Pretreating thorium for electroplating
摘要
申请公布号
US2897124(A)
申请公布日期
1959.07.28
申请号
US19540463338
申请日期
1954.10.19
申请人
BEACH JOHN G;SCHAER GLENN R
发明人
BEACH JOHN G.;SCHAER GLENN R.
分类号
C25D5/46
主分类号
C25D5/46
代理机构
代理人
主权项
地址
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