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发明名称
Spark plug
摘要
申请公布号
US1929748(A)
申请公布日期
1933.10.10
申请号
US19320628845
申请日期
1932.08.15
申请人
AMERICAN GYRO COMPANY
发明人
LITTLE HORACE M.
分类号
H01T13/14
主分类号
H01T13/14
代理机构
代理人
主权项
地址
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