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发明名称
Improvements in poppet valves and their manufacture
摘要
申请公布号
GB532184(A)
申请公布日期
1941.01.20
申请号
GB19390023960
申请日期
1939.08.19
申请人
BRITISH AERO COMPONENTS LIMITED;ERIC CARPENTER;HUBERT HARRY BROOKES
发明人
分类号
F01L3/14
主分类号
F01L3/14
代理机构
代理人
主权项
地址
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