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发明名称
GLASS COMPOSITION
摘要
申请公布号
CA546989(A)
申请公布日期
1957.10.01
申请号
CAD546989
申请日期
申请人
PITTSBURGH PLATE GLASS COMPANY
发明人
EARL T. MIDDLESWARTH;JAMES E. DUNCAN
分类号
主分类号
代理机构
代理人
主权项
地址
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