Electronically operated drive units, namely, door openers and closers and electronic or automated controllers for opening and closing garage doors, shutters, gates and grilles for commercial, industrial and residential buildings and enclosures; remote control apparatus, namely, electronic transmitters and digital keypads for opening and closing garage doors, shutters, gates and grilles for commercial, industrial and residential buildings and enclosures; and parts and accessories therefor, namely, radio receiver units, swipe card readers, electronic movement sensors, digital programmers and logic controllers

Construction, installation, maintenance and repair services in the field of openers and closers for garage doors, shutters, gates, security grilles and other door and window apertures