Metal mechanical locks and keys for these locks; metal door closers; metal mechanical locks and keys and encoded cards therefor

Hydraulic door actuator for opening and closing doors

Electric locks and keys for these locks; electrical/electronic door closers; electrical/electronic access control circuitry; access monitors for electrically and mechanically controlled doors; electrical/electronic access monitors for electrically and mechanically controlled doors; magnetically encoded cards; data storage in the form of laser and magnetically encoded cards; equipment and devices for personal identification, namely, readers for reading encoded cards; anti-intrusion alarms; burglar alarms; fire alarms; door and gate closers and controls for door and gate closers for one-part and multi-part door, gates and garage doors which can be locked and/or unlocked by electronic mechanisms; door closers and controls for door closers for one-part and multi-part doors, gates, and garage doors which can be adjustable in a locked position and/or unlocked position with electronic mechanisms, computer programs on machine readable media, namely, cards and chips; video monitoring or surveillance systems, namely, video cameras which transmit images to monitoring screens via cables or wirelessly; transmitters and receivers for data transmission; distributor boxes; distributor sockets; electric door openers; intercoms; electric controls for locks, window and door propulsion actuators; electric and electromechanical door propulsion actuators; electronic control for electronic switching, controlling, monitoring, surveillance and testing of the above-mentioned closers or closer controls; electronic signal converters; electronic information storage devices, namely electronic memories, RAM memories, ROM memories; electronic controls for all of the aforementioned goods metal door closers