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经营范围
发明名称
Sulphur separator
摘要
申请公布号
US1983313(A)
申请公布日期
1934.12.04
申请号
US19290331571
申请日期
1929.01.10
申请人
ROBERT SCHONFELDER
发明人
SCHONFELDER ROBERT
分类号
C01B17/02
主分类号
C01B17/02
代理机构
代理人
主权项
地址
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