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发明名称
Perfectionnements aux bougies pour moteurs à combustion interne
摘要
申请公布号
FR862112(A)
申请公布日期
1941.02.27
申请号
FRD862112
申请日期
1939.12.05
申请人
R. & R. MFG CO
发明人
分类号
H01T13/54
主分类号
H01T13/54
代理机构
代理人
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