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经营范围
发明名称
Procédé et disposition pour la trempe du verre
摘要
申请公布号
FR839264(A)
申请公布日期
1939.03.30
申请号
FRD839264
申请日期
1938.06.14
申请人
THE AMERICAN SECURIT CO
发明人
分类号
C03B27/044
主分类号
C03B27/044
代理机构
代理人
主权项
地址
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