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发明名称
Perfectionnements aux coussinets pour essieux de véhicules de chemins de fer, tramways et analogues
摘要
申请公布号
FR705384(A)
申请公布日期
1931.06.05
申请号
FRD705384
申请日期
1930.11.12
申请人
发明人
TEDFORD WILLIAM LAWRENCE
分类号
B61F15/06
主分类号
B61F15/06
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