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发明名称
Tellurian
摘要
申请公布号
US1863600(A)
申请公布日期
1932.06.21
申请号
US19300437232
申请日期
1930.03.19
申请人
GEORGE JONES FREDERICK
发明人
JONES FREDERICK GEORGE
分类号
G09B27/02
主分类号
G09B27/02
代理机构
代理人
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