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发明名称
Spark plug
摘要
申请公布号
US2388472(A)
申请公布日期
1945.11.06
申请号
US19440527715
申请日期
1944.03.23
申请人
DI TONA JOSEPH O C
发明人
TONA JOSEPH O. C. DI
分类号
H01T13/46
主分类号
H01T13/46
代理机构
代理人
主权项
地址
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