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发明名称
Air-cooled spark plug
摘要
申请公布号
US2493743(A)
申请公布日期
1950.01.10
申请号
US19480048555
申请日期
1948.09.10
申请人
GENERAL ELECTRIC COMPANY
发明人
BENSON JOHN A.
分类号
H01T13/16
主分类号
H01T13/16
代理机构
代理人
主权项
地址
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