77379837
Jan 24, 2008
Heating furnaces for residential purposes; heating installations; heating systems for residential purposes composed primarily of hollow-core panel units and floor beams, a subfloor distribution chamber, a centrally located forced air plenum and a heat recovery unit designed to recirculate captive ambient air
Environmental Control ApparatusArchitectural plans and specifications; plans for homes and home heating systems
Paper Goods and Printed Matter