发明名称 Security device
摘要 The invention relates to a security device for doors or windows for foiling unwanted entry into a secured facility comprising a limited rotational vertical rod having a plurality of parallel horizontal rods extending from said vertical rod. The parallel horizontal rods are positioned into a locked position against the interior door, into a partially open position by holding the edge of the door with curved ends and into an unlocked position away from the door.
申请公布号 US5524943(A) 申请公布日期 1996.06.11
申请号 US19940345238 申请日期 1994.11.28
申请人 BOTTARO, PETER 发明人 BOTTARO, PETER
分类号 E05C17/00;E05C17/16;E05C19/00;E06B9/04;(IPC1-7):E05C9/12 主分类号 E05C17/00
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