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发明名称
VENTILATING FAN
摘要
申请公布号
CA370052(A)
申请公布日期
1937.11.23
申请号
CAD370052
申请日期
申请人
AMBROSE EUGENE CORRIGAN
发明人
WILLIAM HARDY HIPKISS
分类号
主分类号
代理机构
代理人
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