Gas-consumer for furnaces.doi:US1289157 AANTON GRAFUS
Reports on a consumer survey conducted by Primen that asked U.S. households to rank the impact of their buying decisions concerning appliances. Rank of energy efficiency; Discussion on sales data from the Gas Appliance Manufacturers Association; Shipments of gas warm air central furnaces with ...
purchases and repairs of items utilized within a home. A past annual report gives dishwashers and toasters as examples. It doesn’t include electronics, furniture or any fixtures that may require professional service (furnaces, plumbing, etc.) ...
Gas and smoke consumer for steam-boiler furnacesdoi:US452344 AGeorge A. FarwellUS
COMBINED SMOKE AND GAS CONSUMER AND FUEL-FEEDER FOR FURNACES.combined smoke and gas consumer and fuel-feeder for furnacesWILLIAM N. DECKER