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发明名称
DISPOSITIF DE FERMETURE, A DEUX VOIES DE PASSAGE INDEPENDANTES, POUR L'OBTURATION D'UNE BAIE
摘要
申请公布号
FR2607181(B1)
申请公布日期
1989.04.14
申请号
FR19860016208
申请日期
1986.11.21
申请人
NERGECO
发明人
BERNARD KRAEUTLER
分类号
E06B3/01;E06B9/24;E06B9/262;(IPC1-7):E06B5/00;E06B3/26;E06B5/16
主分类号
E06B3/01
代理机构
代理人
主权项
地址
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