1 GX21-06825X 2552 grant 365479 to 271 LV 1 177/08 1 1/96 1 1/96 1 177/08 1 173/08 2 3/99 1 1/96 1 173/08 1 1/96 1 1/96 1 100510 1 100510 1 173/08