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发明名称
Sealing means for soaking pit covers or the like
摘要
申请公布号
US2394298(A)
申请公布日期
1946.02.05
申请号
US19440549950
申请日期
1944.08.17
申请人
BLAW-KNOX COMPANY
发明人
FOX OSCAR M.;BOYER WILLIAM R.
分类号
C21D9/70
主分类号
C21D9/70
代理机构
代理人
主权项
地址
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