Automatic electric garage door and gate opening systems; Remote control systems and components thereof, namely, remote automatic electric garage door openers and wireless transmitters and receivers thereof sold as a unit

Remote control systems consisting primarily of radio controls for radio-frequency controlled locks for garage and warehouse entrance doors or gates, lights, antennas, radio transmitters and receivers, and electronic controllers responding thereto and used in such systems and also including automatic electric garage door openers and motors; Electrical safety equipment, namely, an electric eye for sensing obstructions and controlling doors; Electronic security devices, namely, electronic controls for electronically-operated door latches for granting access and egress through doors or gates; Radio receiver units, radio transmitter units, keypads for use with programmable locking systems, and electronic card readers; wireless controllers to monitor and control the functioning of other electronic devices and wired electrical controllers