US739711A
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Hydrocarbon street-lamp.
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US735682A
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Hydrocarbon-lamp.
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US666778A
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Ring-shade for hydrocarbon-vapor lamps.
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US739064A
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Hydrocarbon incandescent lamp.
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US705044A
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Hydrocarbon incandescent lamp.
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US739710A
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Incandescent hydrocarbon-lamp.
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US654923A
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Lamp-post.
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US665115A
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Thermostatic valve for vapor-burners.
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US665114A
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Automatic valve for vapor-burners.
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US665112A
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Vapor-burning apparatus.
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US665113A
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Incandescent lamp.
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US664762A
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Vaporizing apparatus.
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US663444A
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Vaporizing apparatus.
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US665111A
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Thermostatic valve and vapor-tube.
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US667227A
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Thermostatic valve and vapor-tube.
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US654094A
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Incandescent-mantle support.
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US665110A
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Thermostatic valve for vapor-tubes.
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US667226A
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Casing for vapor-burning lamps.
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US649005A
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Preheating device for vapor-lamps.
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US760560A
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Hydrocarbon-lamp.
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