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发明名称
Coke oven door
摘要
申请公布号
US2772226(A)
申请公布日期
1956.11.27
申请号
US19520284281
申请日期
1952.04.25
申请人
KOPPERS COMPANY, INC.
发明人
DOLL FRANZ
分类号
C10B25/12;C10B25/14
主分类号
C10B25/12
代理机构
代理人
主权项
地址
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