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发明名称
Fan stopping device
摘要
申请公布号
US2369715(A)
申请公布日期
1945.02.20
申请号
US19430472644
申请日期
1943.01.16
申请人
CLASSON ALBERT N
发明人
CLASSON ALBERT N.
分类号
G05D23/275
主分类号
G05D23/275
代理机构
代理人
主权项
地址
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