A multipurpose extractable keyboard module cartridge, which is constructed to include a module cartridge and a keyboard. Structural characteristics include a plurality of connector ports configured at a side of the keyboard, wherewith enables connecting of digital products and devices, including electronic...http://www.google.fr/patents/US7113394?utm_source=gb-gplus-shareBrevet US7113394 - Multipurpose extractable keyboard module cartridge
