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发明名称
Electrical contact
摘要
申请公布号
US1812495(A)
申请公布日期
1931.06.30
申请号
US19290336470
申请日期
1929.01.31
申请人
A C SPARK PLUG COMPANY
发明人
RABEZZANA HECTOR
分类号
H01H1/02
主分类号
H01H1/02
代理机构
代理人
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地址
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