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发明名称
Improvements in screwed connections for use in internal combustion engines
摘要
申请公布号
GB398974(A)
申请公布日期
1933.09.28
申请号
GB19320017753
申请日期
1932.06.23
申请人
ALLGEMEINE ELEKTRICITAETS-GESELLSCHAFT
发明人
分类号
F16J1/12
主分类号
F16J1/12
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