1. EP 0 680 793 A1: Method and apparatus for making a building structure form with a flat stiffened part
2. EP 0 637 275 B1: Rotary forming apparatus and method
3. EP 0 580 576 B1: Radially adjustable anvil roll assembly for a rotary die cutting press
4. EP 0 662 871 B1: Rotary apparatus with movable die
5. EP 0 150 913 A2: Roller tooling for forming corrugated strip