73064034
Sep 24, 1975
Mar 21, 1978
SOLAR COLLECTOR HEATING SYSTEMS USED FOR HEATING HOT WATER IN HOMES, BUILDINGS AND SWIMMING POOLS. THE SYSTEMS CONSIST OF A COLLECTOR WHERE WATER IS HEATED; PIPES; A PUMP; AND, EXCEPT IN THE SWIMMING POOL HEATING SYSTEMS, A STORAGE TANK FOR THE WATER
Environmental Control Apparatus