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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0179320 (1988-04-08) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 28 인용 특허 : 0 |
A device for selectively locking a door in a closed position against a door frame member having a body with a substantially planar mounting surface for engaging the face of the door and a throughbore in the body substantially parallel to the mounting surface. A mounting mechanism included for coupli
A safety lock, responsive to the magnetic field of a magnetic key for selectively locking or unlocking a door from a door frame member, comprising: a body having a substantially planar mounting surface for engaging a face of said door and a throughbore in said body substantially parallel to said mou
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