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Chimney and fireplace construction

Stoves and furnaces – Fireplaces or accessories – With heat exchanger for room heating air
Patent

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Clean face air circulating fireplace

Stoves and furnaces – Fireplaces or accessories – With heat exchanger for room heating air
Patent

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Direct top venting high efficiency fireplace

Stoves and furnaces – Fireplaces or accessories – With heat exchanger for room heating air
Patent

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Draft hood attachment device

Stoves and furnaces – Fireplaces or accessories – With heat exchanger for room heating air
Patent

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Fireplace and method for cooling same

Stoves and furnaces – Fireplaces or accessories – With heat exchanger for room heating air
Patent

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Fireplace heat exchange device

Stoves and furnaces – Fireplaces or accessories – With heat exchanger for room heating air
Patent

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Fireplace with ceramic fiber duct

Stoves and furnaces – Fireplaces or accessories – With heat exchanger for room heating air
Patent

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Fireplace with outer housing cooling system

Stoves and furnaces – Fireplaces or accessories – With heat exchanger for room heating air
Patent

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Fuel-fired fireplace insert with integral combination draft hood

Stoves and furnaces – Fireplaces or accessories – With heat exchanger for room heating air
Patent

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Gas burning fireplace unit with damper

Stoves and furnaces – Fireplaces or accessories – With heat exchanger for room heating air
Patent

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Gas fireplace capable of being installed without masonry work

Stoves and furnaces – Fireplaces or accessories – With heat exchanger for room heating air
Patent

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Gas fireplace capable of being installed without masonry work

Stoves and furnaces – Fireplaces or accessories – With heat exchanger for room heating air
Patent

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Heat exchanger for a log-burning fireplace

Stoves and furnaces – Fireplaces or accessories – With heat exchanger for room heating air
Reexamination Certificate

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Heating device

Stoves and furnaces – Fireplaces or accessories – With heat exchanger for room heating air
Patent

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Heating device for solid fuels

Stoves and furnaces – Fireplaces or accessories – With heat exchanger for room heating air
Patent

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High temperature fireplace grate including room heating...

Stoves and furnaces – Fireplaces or accessories – With heat exchanger for room heating air
Reexamination Certificate

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Hood for fireplace

Stoves and furnaces – Fireplaces or accessories – With heat exchanger for room heating air
Patent

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Induced draft fireplace

Stoves and furnaces – Fireplaces or accessories – With heat exchanger for room heating air
Patent

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Low pressure drop fireplace heat exchanger

Stoves and furnaces – Fireplaces or accessories – With heat exchanger for room heating air
Patent

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Masonry heater

Stoves and furnaces – Fireplaces or accessories – With heat exchanger for room heating air
Patent

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