LandOfFree - US Patents - Listing for Electric heating,Heating devices,With heater-unit housing, casing, or support means

Electric heating – Heating devices – With heater-unit housing – casing – or support means

Radiant floor heating and cooling system clip

Electric heating – Heating devices – With heater-unit housing – casing – or support means

Radiant floor heating and cooling system clip

Electric heating – Heating devices – With heater-unit housing – casing – or support means

Radiant therapeutic heater

Electric heating – Heating devices – With heater-unit housing – casing – or support means

Railroad track switch heater

Electric heating – Heating devices – With heater-unit housing – casing – or support means

Recovery boiler smelt spout

Electric heating – Heating devices – With heater-unit housing – casing – or support means

Regulated electro-welding device

Electric heating – Heating devices – With heater-unit housing – casing – or support means

Removable cloth sleeve with incorporated heating coil

Electric heating – Heating devices – With heater-unit housing – casing – or support means

Resilient snap-on electric heating jacket for tubular objects

Electric heating – Heating devices – With heater-unit housing – casing – or support means

Resistance heater assembly

Electric heating – Heating devices – With heater-unit housing – casing – or support means

Resistance heaters

Electric heating – Heating devices – With heater-unit housing – casing – or support means

Resistor for the treatment of materials

Electric heating – Heating devices – With heater-unit housing – casing – or support means

Robust ceramic and metal-ceramic radiant heater designs for thin