360° portable electric space heater

Adjustable panel and mounting assembly

Air conditioning apparatus with blower and electric heater...

Air handler power distribution system

Air heater with angled PTC heaters producing diverging heated ai

Air heater with angled PTC heaters producing diverging...

Air heating device

Air recirculating and heating device

Air treatment apparatus utilizing intercangeable cartidges

Air treatment apparatus utilizing interchangeable cartridges

All season heat fan with electric heating elements powered...

Apparatus and method for delivering a beneficial agent

Apparatus for providing a visual effect

Apparatus for the oxidation of particles suspended in the air

Baseboard/upright heater assembly

Cabin wth a radiant heating system

Cable coiling device for electric heaters

Cassette PTC semiconductor heating apparatus

Ceiling fan cooling system

Ceiling fan having one or more fan heaters