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发明名称
SPARK PLUG
摘要
申请公布号
CA337041(A)
申请公布日期
1933.11.14
申请号
CAD337041
申请日期
申请人
HENRY LEONARD HALL;GEORGE EDWARD WOODS-HUMPHREY
发明人
HENRY LEONARD HALL;GEORGE EDWARD WOODS-HUMPHREY
分类号
主分类号
代理机构
代理人
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