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Electronic control system for a heating apparatus

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

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Energy conversion system

Stoves and furnaces – Liquid heater – Fluid fuel burner for other than top-accessible vessel
Patent

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Energy saving air-flow heater

Stoves and furnaces – Liquid heater
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Energy saving fireplace

Stoves and furnaces – Liquid heater
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Energy saving heating vessel

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

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Energy saving pots, pans and adapter

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

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Enhanced tubular heat exchanger

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

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Enhanced tubular heat exchanger

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

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Exterior enclosure for gas-fired water heater

Stoves and furnaces – Liquid heater – Fluid fuel burner for other than top-accessible vessel
Patent

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Factory-built fireplace spacer construction

Stoves and furnaces – Liquid heater
Patent

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Factory-built fireplace with flush hearth installation

Stoves and furnaces – Liquid heater
Patent

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Filter system for frying apparatus

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

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Fire safety collar for gas water heaters

Stoves and furnaces – Liquid heater – Boiler receiving hot liquid or steam from stove or furnace
Patent

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Fire-guard

Stoves and furnaces – Liquid heater
Patent

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Fire-guard

Stoves and furnaces – Liquid heater
Patent

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Fire-guard

Stoves and furnaces – Liquid heater
Patent

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Fire-guard

Stoves and furnaces – Liquid heater
Patent

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Firebox

Stoves and furnaces – Liquid heater
Patent

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Firebox for burning solid fuels cleanly

Stoves and furnaces – Liquid heater
Patent

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Firebox with movable hood or hood sections

Stoves and furnaces – Liquid heater
Patent

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