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经营范围
发明名称
Improvements in or relating to internal combustion engines
摘要
申请公布号
GB784945(A)
申请公布日期
1957.10.23
申请号
GB19550001286
申请日期
1955.01.15
申请人
JOHN HAY
发明人
分类号
F01L7/08
主分类号
F01L7/08
代理机构
代理人
主权项
地址
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