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发明名称
Method of and apparatus for making and shaping solid carbon dioxide
摘要
申请公布号
US1870691(A)
申请公布日期
1932.08.09
申请号
US19290414675
申请日期
1929.12.17
申请人
DRYICE CORPORATION OF AMERICA
发明人
RUST ROBERT R.;JONES CHARLES L.
分类号
C01B31/22
主分类号
C01B31/22
代理机构
代理人
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