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发明名称
Spark plug
摘要
申请公布号
US2176858(A)
申请公布日期
1939.10.17
申请号
US19370119290
申请日期
1937.01.06
申请人
ERNEST F. KOEHLER;GUSTAVE W. GOERNER
发明人
KOEHLER ERNEST F.;HARDEN RICHARD
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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