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发明名称
Improvements relating to screw fans
摘要
申请公布号
GB450196(A)
申请公布日期
1936.07.13
申请号
GB19350018438
申请日期
1935.06.27
申请人
WINSOR AXIA FANS LIMITED;ROBERT ELLIOTT GOUGH
发明人
分类号
F04D19/00
主分类号
F04D19/00
代理机构
代理人
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