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经营范围
发明名称
Improved heat treatment of steel tyres or wheels
摘要
申请公布号
GB436530(A)
申请公布日期
1935.10.14
申请号
GB19340011067
申请日期
1934.04.12
申请人
CHRISTER PETER SANDBERG;OSCAR FRIDOLF ALEXANDER SANDBERG;NILS PERCY PATRICK SANDBERG
发明人
分类号
C21D9/34
主分类号
C21D9/34
代理机构
代理人
主权项
地址
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