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发明名称
Surface condenser
摘要
申请公布号
US1855390(A)
申请公布日期
1932.04.26
申请号
US19300448117
申请日期
1930.04.28
申请人
EHRHART RAYMOND N
发明人
EHRHART RAYMOND N.
分类号
F28B1/02
主分类号
F28B1/02
代理机构
代理人
主权项
地址
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