Optical support for the non-volatile memorisation of data and processes for its manufacturing
ITRM980803A1
Optical support, e.g. CD or DVD, nonvolatile memorization of data
ITRM980635A1
Optical support for data storage devices e.g. compact disks or digital versatile disks, has a central portion that projects from the peripheral portion that has less thickness
ITRM980247D0
Optical support, e.g. CD or DVD, nonvolatile memorization of data