Variants of a mold are catalogued separately, so each one has its own sets and minifigs. Check these too if something you expect is missing here.

• 76371pr0001 Duplo Brick 1 x 2 x 2 with Traffic Signal Double Print Mold of this part
• 4066 Duplo Brick 1 x 2 x 2 this part is a print of it