| http://www.w3.org/ns/prov#value | - In the past, many auxiliary tool bar lift devices have been provided and most of these structures have been mounted on the top of either the main tool bar or the auxiliary tool bar so that the auxiliary tool bar could be pivoted upwardly relative to the main tool bar when the vehicle turned at the end of a row, passed through a gate or other restricted area, or when travelling from place to place.
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