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发明名称
Improvements in or relating to the construction of cowls and ventilators
摘要
申请公布号
GB483490(A)
申请公布日期
1938.04.20
申请号
GB19360028502
申请日期
1936.10.20
申请人
EDWARD CLAUDE LEACHMAN
发明人
分类号
F23L17/02
主分类号
F23L17/02
代理机构
代理人
主权项
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