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发明名称
Dispositif destiné à faciliter le verrouillage des cadres des soufflets d'intercirculation
摘要
申请公布号
FR685894(A)
申请公布日期
1930.07.18
申请号
FRD685894
申请日期
1929.12.02
申请人
发明人
FORESTIER ALBERT-HENRI
分类号
B61D17/20
主分类号
B61D17/20
代理机构
代理人
主权项
地址
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