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发明名称
Improvements in or connected with air brakes for aircraft
摘要
申请公布号
GB350504(A)
申请公布日期
1931.06.15
申请号
GB19300001456
申请日期
1930.01.15
申请人
PETTERS LIMITED;GEOFFREY TERENCE ROLAND HILL
发明人
分类号
B64C9/32
主分类号
B64C9/32
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代理人
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