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FR2620151A1
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Triple capacity water cistern for WC, an important improvement in WC water cisterns
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FR2594158A1
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Device for fastening insulation elements on building blocks
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FR2562932A1
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Shuttering blocks with built-in insulation
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FR2470338A1
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Automatic draught control for open chimney - has flap operated by servomotor controlled by thermostat and fitted with heat exchanger
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FR2457443A2
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Central heating fireplace back boiler - has separate vertical waterways and thermostatically controlled flue damper or transparent door
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FR2445492A1
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Open fireplace for central heating - has hollow hearth and back with thermostat controlled shutter to regulate water temperature
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ES425257A1
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Improvements introduced in the construction of prepares. (Machine-translation by Google Translate, not legally binding)
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