77755477
Jun 9, 2009
Automated controllers for operating a solar heating system or combined solar and conventional heating system; solar heating controller kits comprised of automated controllers, electrically operated automated fluid valves and electrical switches; and solar heating controller kits comprised of automated controllers, electrical switches and motorized shades for solar heat collection panels
Electrical and Scientific ApparatusSolar heating systems comprised of solar heat collection panels, automated controllers, electrically operated automated fluid valves, pipes, and electrical switches sold as a unit; and solar heating system kits comprised of solar heat collection panels, and motorized shades for solar heat collection panels
Environmental Control Apparatus