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MOVEMENT SENSING DEVICE; COMPRISES A GOLF SWING AID WHICH SENSES FLEXING OF THE ELBOW AND MOVEMENT OF THE ARM AWAY FROM THE TORSO, DETAILS OF DEVICE COMPONENTS
MOVEMENT SENSING DEVICE; COMPRISES A GOLF SWING AID WHICH SENSES FLEXING OF THE ELBOW AND MOVEMENT OF THE ARM AWAY FROM THE TORSO, DETAILS OF DEVICE COMPONENTS