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发明名称
Geschweisster Schienenstoss und Verfahren zu dessen Herstellung.
摘要
申请公布号
CH250025(A)
申请公布日期
1947.08.15
申请号
CHD250025
申请日期
1945.02.27
申请人
SOCIETE ANONYME DES ATELIERS DE SECHERON
发明人
SOCIETE ANONYME DES ATELIERS DE SECHERON
分类号
E01B11/50
主分类号
E01B11/50
代理机构
代理人
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