2019DIN EN 4726:2019-08 Aerospace series - Acceptance parameters of aesthetical variations for all visible equipment installed in aircraft cabins under all contractual variations; German and English version EN 4726:2018+AC:2019
2019DIN EN 4726:2019 Aerospace series - Acceptance parameters of aesthetical variations for all visible equipment installed in aircraft cabins under all contractual variations; German and English version EN 4726:2018+AC:2019