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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0769111 (1985-08-26) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 8 인용 특허 : 1 |
In combination with a building door, there is provided a key safe for a door key comprising an open ended housing secured within and projecting through the door. A safe door is hinged to and closes one end of the housing and has a retractable latch bar engageable with the building door to lock the s
In combination with a building door having inner and outer sides and a transverse aperture therethrough; a key safe comprising an open ended housing nested and retained in said aperture and having one open end in registry with said outer side; a safe door hinged within and normally closing said one
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