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发明名称
Perfectionnements aux châssis mobiles en métal profilé pour fenêtres et portes
摘要
申请公布号
FR988482(A)
申请公布日期
1951.08.28
申请号
FRD988482
申请日期
1948.06.11
申请人
发明人
PERSSON ERIC SIGFRID
分类号
E06B3/12
主分类号
E06B3/12
代理机构
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