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(11) | EP 2 070 852 A3 |
| (12) | EUROPEAN PATENT APPLICATION |
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| (54) | Cylinder for guiding and centering ribbon-like material and control device associated thereto |
| (57) A cylinder for guiding and centering ribbon-like material, comprising a revolving
axis on which rings free to rotate about said shaft are arranged, and the control
device associated thereto are described.
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