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发明名称
Improvements in or relating to cylinder heads for internal combustion engines
摘要
申请公布号
GB358912(A)
申请公布日期
1931.10.14
申请号
GB19300021231
申请日期
1930.07.14
申请人
HARRY RALPH RICARDO
发明人
分类号
F02B19/12;F02B23/08
主分类号
F02B19/12
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