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发明名称
Perfectionnements aux fenêtres
摘要
申请公布号
FR842015(A)
申请公布日期
1939.06.05
申请号
FRD842015
申请日期
1938.08.11
申请人
发明人
PERSSON ERIC SIGFRID
分类号
E06B9/264
主分类号
E06B9/264
代理机构
代理人
主权项
地址
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