2004DIN EN 14201:2004-04 Blinds and shutters - Resistance to repeated operations (mechanical endurance) - Methods of testing; German version EN 14201:2004
2004DIN EN 14201:2004 Blinds and shutters - Resistance to repeated operations (mechanical endurance) - Methods of testing; German version EN 14201:2004
1970DIN EN 14201 E:2001-09 Blinds and shutters - Resistance to repeated operations (mechanical endurance) - Methods of testing