发明名称 VENETIAN BLIND SYSTEM WITH MINIMIZED LIGHT LEAKAGE
摘要 A Venetian blind system includes horizontal slats with holes through the slats which receive lift cords. The slats overlap sufficiently to prevent light from passing through the holes when the blinds are closed in either the forward or rearward direction.
申请公布号 CA2308890(A1) 申请公布日期 2000.12.02
申请号 CA20002308890 申请日期 2000.05.19
申请人 HUNTER DOUGLAS INC. 发明人 FRASER, DONALD E.
分类号 E06B9/303;E06B9/32;E06B9/386;(IPC1-7):E06B9/32 主分类号 E06B9/303
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