Terms and conditions of business
- International_Terms_and_Conditions_of_Sale_EN_Release:_October_2021 (292.4 KiB)
- International_Terms_and_Conditions_of_Purchasing_EN_Release:_October_2021 (287.5 KiB)
- National_Terms_and_Conditions_of_Purchasing_DE_Release:_October_2021 (216.0 KiB)
- National_Terms_and_Conditions_of_Sale_DE:_Release_October_2021 (301.6 KiB)