发明名称 KEY STORAGE LOCK BOX
摘要 A key storage lock box has an internal cavity for storing an item to be stored, such as a residential key. The lock box includes a shackle for selectively connecting the lock box to a doorknob. The lock box includes a pushbutton locking mechanism having alphanumeric codes associated with one or more of the pushbuttons on the keypad.
申请公布号 CA2740504(A1) 申请公布日期 2011.11.17
申请号 CA20112740504 申请日期 2011.05.17
申请人 FRANK J. MARTIN COMPANY 发明人 FREEMAN, TIM
分类号 E05B47/02;E05B19/00;E05B37/22 主分类号 E05B47/02
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