73076072
Feb 3, 1976
May 23, 1978
SOLAR HEATERS FOR BUILDINGS AND ENCLOSED STRUCTURES COMPRISING SOLAR ENERGY COLLECTING UNITS, SOLAR ENERGY STORAGE UNITS, AIR MOVING AND HANDLING MODULES, AUTOMATIC SYSTEM CONTROLLERS, TIE-IN UNITS TO EXISTING HEATING SYSTEMS, AND PARTS FOR THE AFORESAID GOODS SOLD AS A UNIT
Environmental Control Apparatus