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发明名称
Device for unloading compressors
摘要
申请公布号
US1998604(A)
申请公布日期
1935.04.23
申请号
US19320624212
申请日期
1932.07.23
申请人
BELDEN EDWARD H
发明人
BELDEN EDWARD H.
分类号
F04C28/24
主分类号
F04C28/24
代理机构
代理人
主权项
地址
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