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经营范围
发明名称
Liquefier
摘要
申请公布号
US2021967(A)
申请公布日期
1935.11.26
申请号
US19340719740
申请日期
1934.04.09
申请人
发明人
SECK FRANK C.
分类号
F17C7/04
主分类号
F17C7/04
代理机构
代理人
主权项
地址
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