The feeding of documents through optical equipment (such as OCR scanners, microfilming equipment, etc.) is facilitated by providing pocketed document carriers. Each document carrier has a transparent plastic film first part and a white paper second part, with adhesive along some of the edges between...http://www.google.de/patents/US4975735?utm_source=gb-gplus-sharePatent US4975735 - Document carrier form for scanning and microfilming operations
