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发明名称
Kupplungskopf für Heizdampfkupplungen von Eisenbahnfahrzeugen.
摘要
申请公布号
AT139512(B)
申请公布日期
1934.11.26
申请号
ATD139512
申请日期
1933.06.10
申请人
FIRMA ALEX. FRIEDMANN
发明人
分类号
主分类号
代理机构
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