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发明名称
Spark plug
摘要
申请公布号
US2479577(A)
申请公布日期
1949.08.23
申请号
US19450594227
申请日期
1945.05.17
申请人
LANG GREGOR L
发明人
LANG GREGOR L.
分类号
H01T13/24
主分类号
H01T13/24
代理机构
代理人
主权项
地址
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