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发明名称
Improvements in the manufacture of spark plugs
摘要
申请公布号
GB452623(A)
申请公布日期
1936.08.26
申请号
GB19350033001
申请日期
1935.11.28
申请人
GENERAL MOTORS CORPORATION
发明人
分类号
H01T21/02
主分类号
H01T21/02
代理机构
代理人
主权项
地址
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