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发明名称
Liquid oxygen converter
摘要
申请公布号
US2943454(A)
申请公布日期
1960.07.05
申请号
US19580745650
申请日期
1958.06.30
申请人
MINE SAFETY APPLIANCES COMPANY
发明人
BANK OF AMERICA NATIONAL TRUST & SAVIN
分类号
F17C9/02
主分类号
F17C9/02
代理机构
代理人
主权项
地址
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