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Retractable vent and cover arrangement for down draft cooking ap

Stoves and furnaces – Stove hoods
Patent

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Retro-fit barbecue grill drive

Stoves and furnaces – Stoves – Cooking
Patent

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Retrofit table accessory for barbecue grill

Stoves and furnaces – Stoves – Cooking
Patent

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Retrofittable energy conserving damper

Stoves and furnaces – Hot-air furnaces – Feeding air
Patent

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Reusable cold pack for medical usage

Stoves and furnaces – Body warmers
Patent

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Reusable fire starter and method of use

Stoves and furnaces – Stoves – Cooking
Reexamination Certificate

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Reusable heat pack containing supercooled solution and means for

Stoves and furnaces – Heaters – Chemical
Patent

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Reusable warmers of the type employing a super-cooled solution a

Stoves and furnaces – Heaters – Chemical
Patent

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Reusable warmers of the type employing a super-cooled solution a

Stoves and furnaces – Heaters – Chemical
Patent

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Reusable warmers of the type employing a super-cooled solution a

Stoves and furnaces – Heaters – Chemical
Patent

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Reversible burner grate

Stoves and furnaces – Stove lids and tops – Liquid or gaseous fuel
Reexamination Certificate

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Reversible window for solar heating and cooling

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

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Ribbon-type, gas-fired burner head

Stoves and furnaces – Stoves – Heating
Patent

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Ridged surface solar heater

Stoves and furnaces – Heaters – Surface
Patent

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Rim-drive cable-aligned heliostat collector system

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

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Roaster

Stoves and furnaces – Stoves – Cooking
Patent

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Roaster frame or rack lifter

Stoves and furnaces – Stove shelves – Oven shelf or rack
Patent

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Rock heater for sauna

Stoves and furnaces – Liquid heater
Patent

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Roll-up barbecue apparatus

Stoves and furnaces – Stoves – Cooking
Patent

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Roof

Stoves and furnaces – Solar heat collector – Solar collector supported on existing roof structure
Patent

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