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发明名称
Improvement in spark plug and method of making the same
摘要
申请公布号
GB565644(A)
申请公布日期
1944.11.21
申请号
GB19420011525
申请日期
1942.08.17
申请人
BENDIX AVIATION 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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