Russian Soviet Federated Socialist Republic/Udmurtiya Republic
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Zav’yalovskiy Rayon
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Sarapul’skiy Rayon
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Kiyasovskiy Rayon
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Karakulinskiy Rayon
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Malopurginskiy Rayon
Pompe à Chaleur (géothermie / Aérothermie / Aquathermie) .. in Russian Soviet Federated Socialist Republic Udmurtiya Republic ...