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| Number | Title | Issue Date |
| 7111487 | Apparatus and method for forming curvature in sheet metal A curvature forming device has an upper member and a lower member. A clamping member is mounted on a spring within a recess in the upper member. An elongate deforming member is fixedly mounted in the same recess. The deforming member protrudes out of the recess more... | 09/26/2006 |
