73109791
Dec 16, 1976
Feb 14, 1978
SELF-CONTAINED PLANT GROWING CHAMBER CONTAINING A MULTIPLICITY OF SHELVES MOVING ON AN ENDLESS CHAIN VERTICALLY IN AN ELLIPTICAL PATTERN EITHER WITH OR WITHOUT A CENTRAL BANK OF LIGHTS, EQUIPPED WITH AUTOMATIC IRRIGATION, AND TIME CLOCK CONTROLS SOLD AS A UNIT
Environmental Control Apparatus