In an automated virtual storage and retrieval library, a method for creating a new inventory of physical media volumes (cartridges) and of related logical volumes stored on the physical media, which method exports the existing logical volume records from a stored table to a file via a data base program,...http://www.google.de/patents/US5870732?utm_source=gb-gplus-sharePatent US5870732 - Inventory method for logical volumes in an automated storage library