发明名称 Safe lock with an alarm-giving device
摘要 The invention relates to a safe lock, in which a device for giving an alarm, connected to it, is designed so that it responds to a redundant number place of a numerical lock, that is to say to a number place which need not necessarily have an opening function. The conventional security devices which are possibly also present can additionally be preserved.
申请公布号 DE3123750(A1) 申请公布日期 1983.01.05
申请号 DE19813123750 申请日期 1981.06.15
申请人 LEESER,LUDWIG 发明人 VERZICHT DES ERFINDERS AUF NENNUNG
分类号 E05B45/06;(IPC1-7):E05B45/06;E05B37/00;E05B49/00 主分类号 E05B45/06
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