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in particular, compass, compass, in which the magnet of a pressure durchstroemtes pipe so moved that the ausstroemende means the movements of the magnetsystems on indicators or to a servomotor uebertraegt
in particular, compass, compass, in which the magnet of a pressure durchstroemtes pipe so moved that the ausstroemende means the movements of the magnetsystems on indicators or to a servomotor uebertraegt