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发明名称
Dispositifs amortisseurs destinés à insonoriser les fermetures telles portes, fenêtres et autres
摘要
申请公布号
FR61879(E)
申请公布日期
1955.05.18
申请号
FRD61879
申请日期
1951.08.02
申请人
发明人
GAUMOND JOANNES
分类号
E05F5/06
主分类号
E05F5/06
代理机构
代理人
主权项
地址
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