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发明名称
Dispositif pour régler de nouveau les organes de sûreté pour fusées de paliers, spécialement de boîtes d'essieux pour véhicules sur rails
摘要
申请公布号
FR738489(A)
申请公布日期
1932.12.26
申请号
FRD738489
申请日期
1932.06.10
申请人
发明人
MATTHEWS EDWARD FRANCIS
分类号
B61F15/06
主分类号
B61F15/06
代理机构
代理人
主权项
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