| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a movable wall for security inside houses from intrusion that is useful in much delaying the required time for intrusion to allow the residents enough time to seek protection using communication means, alarms, etc. <P>SOLUTION: This movable wall for crime prevention is a movable wall operating inside and outside the house. It is installed to close its openings for protection from intrusion. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
