Disclosed is a system for handling large area, in-process, circuit panel layers. The circuit panel layers are thin and flimsy, and require rigid support for certain processing steps. The system includes a peripheral frame fixture for surrounding and supporting the in process circuit panel layer, and...http://www.google.com/patents/US5395198?utm_source=gb-gplus-sharePatent US5395198 - Vacuum loading chuck and fixture for flexible printed circuit panels
