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发明名称
Spark plug
摘要
申请公布号
US2155481(A)
申请公布日期
1939.04.25
申请号
US19380199477
申请日期
1938.04.01
申请人
UNITED AIRCRAFT CORPORATION
发明人
FENN EDWARD HOWELL
分类号
H01T13/38
主分类号
H01T13/38
代理机构
代理人
主权项
地址
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