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发明名称
Making glass
摘要
申请公布号
US2172899(A)
申请公布日期
1939.09.12
申请号
US19380201291
申请日期
1938.04.11
申请人
BARNARD RANDOLPH H
发明人
BARNARD RANDOLPH H.
分类号
C03B13/10;C03B17/00
主分类号
C03B13/10
代理机构
代理人
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