An embossing system is disclosed for embossing cards with characters of at least two pitches. A number of embossers equal to the number of lines of characters to be embossed on the card are positioned in line. Each embosser is dedicated to the embossing of a particular line of characters with a particular...http://www.google.de/patents/US4784059?utm_source=gb-gplus-sharePatent US4784059 - Credit card embossing system
