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经营范围
发明名称
SPARK CONTROL
摘要
申请公布号
US3479998(A)
申请公布日期
1969.11.25
申请号
USD3479998
申请日期
1967.03.27
申请人
BROOKS WALKER
发明人
BROOKS WALKER
分类号
F02P5/10;(IPC1-7):F02D31/00;F02P1/00;F02P5/06
主分类号
F02P5/10
代理机构
代理人
主权项
地址
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