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Device for selbsttaetigen to adequately controlling the operation of the closing of slamming influenced, but of a magnet is held open by the control window flue by means of centrifugal force to - collecting rainwater
Device for selbsttaetigen to adequately controlling the operation of the closing of slamming influenced, but of a magnet is held open by the control window flue by means of centrifugal force to - collecting rainwater