|
US3642287A
(en)
|
|
Rotating reel game with masking shutter
|
|
US4367975A
(en)
|
|
Traffic barriers
|
|
US4563886A
(en)
|
|
Locking arrangement for securing doors
|
|
US5082316A
(en)
|
|
Release mechanism and method with alarm circuit
|
|
US5988708A
(en)
|
|
Electromagnetically managed latching exit bar
|
|
US3697972A
(en)
|
|
Metal detection and alarm systems
|
|
JPH03500557A
(ja)
|
|
バツテリー作動ドアロツク組立体及び方法
|
|
PT90068B
(pt)
|
|
Sistema de arrumacao em armarios adjacentes comandados por um dispositivo de microprocessador
|
|
WO1996013770A1
(en)
|
|
Operating circuits for locking device
|
|
US3950678A
(en)
|
|
Timelock for bank vault doors and the like
|
|
ES2563156T3
(es)
|
|
Dispositivo y procedimiento para vigilar las puertas de un hueco de ascensor
|
|
US3857197A
(en)
|
|
Door operator with door panel position sensing and locking device
|
|
SU163018A1
(cs)
|
|
|
|
CN209066326U
(zh)
|
|
一种金属探测安全闸
|
|
US5410444A
(en)
|
|
Electronic control system for a locked drawer
|
|
US3609914A
(en)
|
|
Gates
|
|
KR20200039188A
(ko)
|
|
수배전반의 셔터 도어장치
|
|
US2798751A
(en)
|
|
Electrically actuated lock mechanism
|
|
US1952393A
(en)
|
|
Revolving doorlock
|
|
JP2000356607A
(ja)
|
|
蛍光ｘ線分析計
|
|
US1992096A
(en)
|
|
Robberproof fixture, lock, and alarm for banks and the like
|
|
US1257873A
(en)
|
|
Vacant-seat detector for theaters.
|
|
US3886537A
(en)
|
|
Alarm booth
|
|
US3197984A
(en)
|
|
Closure control |
|
BE563315A
(cs)
|
|
|