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发明名称
Spark plug crimping method and apparatus
摘要
申请公布号
US2308968(A)
申请公布日期
1943.01.19
申请号
US19410393789
申请日期
1941.05.16
申请人
THE FIRESTONE TIRE & RUBBER COMPANY
发明人
GREGORY DOUGLAS W.
分类号
H01T21/02
主分类号
H01T21/02
代理机构
代理人
主权项
地址
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