1 GX21-06825X 2552 grant 365479 to 271 LV 1 1521/3-1 1 0106/2001 1 CP-940820 1 173/08 1 1521/3-1 12 315760 1 CP-940820 1 173/08 1 1/96 1 100510 1 173/08 1 1/96 1 100510