The model number is normally found inside the fridge or freezer. You will likely need to remove the salad drawer or freezer drawer to find the model number plate. Otherwise the model number is likely to be on the side or rear of the appliance.
Bosch Vegetable Box Fridge Salad Drawer KIV32V01GB/02 KIV32V20GB/01
Bosch Vegetable Box Fridge Salad Drawer KIV38X22GB/05 KIV38X22GB/06
Genuine BOSCH Multi Box FRIDGE FREEZER Drawer Front Panel Flap Handle 12010595
Bosch KUR15A50GB , KUR15A60 Fridge Salad Crisper Drawer Vegetable Container Box