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经营范围
发明名称
Apparatus for liquefying solid carbon dioxide
摘要
申请公布号
US1972771(A)
申请公布日期
1934.09.04
申请号
US19320648088
申请日期
1932.12.15
申请人
发明人
HAID WALTER S.;TERRELL PHILIP A. H.
分类号
C01B31/20;F17C7/04
主分类号
C01B31/20
代理机构
代理人
主权项
地址
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