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经营范围
发明名称
Improvements in or relating to incandescent ignition plugs for internal combustion engines
摘要
申请公布号
GB523030(A)
申请公布日期
1940.07.03
申请号
GB19380037317
申请日期
1938.12.22
申请人
VALENTIN RAPPOPORT
发明人
分类号
F23Q7/00
主分类号
F23Q7/00
代理机构
代理人
主权项
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