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发明名称
Improvements in the connecting means for railway and tramway rails
摘要
申请公布号
GB486076(A)
申请公布日期
1938.05.30
申请号
GB19370032963
申请日期
1937.11.29
申请人
ANGELO LODETTI;BRUNO NEGRINI;ANGELO SBARBERI
发明人
分类号
E01B11/32
主分类号
E01B11/32
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