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Heat absorber for solar energy

Stoves and furnaces – Ovens – Domestic
Patent

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Heat absorbing window

Stoves and furnaces – Ovens – Domestic
Patent

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Heat accumulator

Stoves and furnaces – Heat accumulator structures
Patent

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Heat accumulator element

Stoves and furnaces – Heat accumulator structures
Patent

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Heat actuable directing device

Stoves and furnaces – Heaters – Surface
Patent

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Heat and cold storage apparatus

Stoves and furnaces – Heat accumulator structures
Patent

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Heat and cold storage apparatus

Stoves and furnaces – Heaters – Surface
Patent

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Heat and moisture exchange apparatus for architectural...

Stoves and furnaces – Solar heat collector – Controlling solar radiation
Reexamination Certificate

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Heat cells

Stoves and furnaces – Heaters – Chemical
Patent

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Heat circulating fireplace

Stoves and furnaces – Liquid heater
Patent

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Heat circulating fireplace grate assembly for gas fired logs

Stoves and furnaces – Liquid heater
Patent

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Heat collecting and heat loss preventing apparatus

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

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Heat collecting and transferring apparatus and systems adapted f

Stoves and furnaces – Heaters – Surface
Patent

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Heat collecting, utilizing and storage apparatus and method

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

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Heat collection, dissipation and storage

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

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Heat collector

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

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Heat collector

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

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Heat conservation and storage apparatus and system

Stoves and furnaces – Liquid heater
Patent

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Heat conserving space heater

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

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Heat control device for use with hinged hood top barbecues

Stoves and furnaces – Stoves – Cooking
Reexamination Certificate

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