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Selected: U

U-tube heat exchanger for bakery ovens

Stoves and furnaces – Stoves – Cooking
Patent

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Ultrasonic remote controlled switching device

Stoves and furnaces – Fireplaces or accessories – Fluid fuel
Patent

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Umbrella assembly for outdoor barbeque grill

Stoves and furnaces – Stoves – Cooking
Reexamination Certificate

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Underfired kettle

Stoves and furnaces – Melting furnaces
Patent

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Underground storage system for heating and cooling systems

Stoves and furnaces – Heaters – Surface
Patent

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Unglazed transpired solar collector having a low thermal-conduct

Stoves and furnaces – Solar heat collector – Including means to utilize fluent medium from collector to...
Patent

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Unified array for collection and concentration of solar energy

Stoves and furnaces – Ovens – Domestic
Patent

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Unified heliostat array

Stoves and furnaces – Tool having fluid fuel burner – Curling iron
Patent

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Unified hot water and forced air heating system

Stoves and furnaces – Hot-air furnaces – Combined with boiler
Patent

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Unit heater and heat exchanger therefor

Stoves and furnaces – Hot-air furnaces – Liquid or gaseous fuel
Patent

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Unitary solar collector

Stoves and furnaces – Heaters – Surface
Patent

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Unitary solar collector panel

Stoves and furnaces – Tool having fluid fuel burner – Curling iron
Patent

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Unitary structure and method for utilizing solar energy

Stoves and furnaces – Tool having fluid fuel burner – Curling iron
Patent

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Unitary structure and method for utilizing solar energy

Stoves and furnaces – Tool having fluid fuel burner – Curling iron
Patent

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Unitized serving base with imperforate pellet

Stoves and furnaces – Liquid heater – Open-top vessel that may include lid
Patent

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Universal adjustable replacement gas burner

Stoves and furnaces – Stoves – Cooking
Patent

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Universal burner element for a gas barbecue grill

Stoves and furnaces – Stoves – Cooking
Patent

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Universal cooking grill liner

Stoves and furnaces – Stoves – Cooking
Patent

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Universal differential thermostat for solar heating system

Stoves and furnaces – Ovens – Domestic
Patent

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Universal energy adaptor increaser

Stoves and furnaces – Stoves – Heating
Patent

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