Abstract: An aquarium system, consisting of a transparent-sided waterproof tank with flanges which support an undergravel filter with side inlet holes and a cleanout. The system also includes a base which supports the tank and encloses and screens a clean-out and drain system. The floor of the tank is translucent or transparent, and is shaped to provide one or more depressed areas into which aquarium wastes are directed by gravity and water flow, and from which the drain system allows the wastes and stale water to be removed without vacuuming.

Abstract: An enclosed seat for video game play, consisting of a seat within two side walls, with an adjustable monitor support shelf designed to support an electronic game system or personal computer system with keyboard and/or joystick as well as the monitor. The enclosed seat is easily assembled from simple components.

Abstract: A hand truck adapted for transporting a magnetic base drill press. The invention consists of a two-wheeled cart with a lower horizontal platform having a vertical ridge shaped to conform to the base of a commonly used magnetic base drill press. The invention also has an adjustable locking device adapted to secure the power head of the drill to the hand truck so that it may be easily and safely moved from place to place.