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发明名称
Thread forming sparkplug gaskets
摘要
申请公布号
US3099456(A)
申请公布日期
1963.07.30
申请号
US19600046540
申请日期
1960.08.01
申请人
HOPP HAROLD P
发明人
HOPP HAROLD P.
分类号
F16J15/08;H01T13/08
主分类号
F16J15/08
代理机构
代理人
主权项
地址
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