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经营范围
发明名称
Tempering bath
摘要
申请公布号
US2263489(A)
申请公布日期
1941.11.18
申请号
US19380215281
申请日期
1938.06.22
申请人
CORNING GLASS WORKS
发明人
DAY RALPH K.
分类号
C03B27/03
主分类号
C03B27/03
代理机构
代理人
主权项
地址
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