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发明名称
Improvements in the sealing-edge of coke-oven doors
摘要
申请公布号
GB681073(A)
申请公布日期
1952.10.15
申请号
GB19510009665
申请日期
1951.04.25
申请人
KOPPERS COMPANY INC.
发明人
ACKEREN JOSEPH VAN
分类号
C10B25/06
主分类号
C10B25/06
代理机构
代理人
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地址
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