DIN 85005-1:2017-05 Ships and marine technology - Graphical symbols for technical documentation - Part 1: Generalities and types of actuation; Text in German and English
2017DIN 85005-1:2017-05 Ships and marine technology - Graphical symbols for technical documentation - Part 1: Generalities and types of actuation; Text in German and English
2017DIN 85005-1:2017 Ships and marine technology - Graphical symbols for technical documentation - Part 1: Generalities and types of actuation; Text in German and English
1998DIN 85005-1:1998 Ships and marine technology - Graphical symbols for technical documentation - Part 1: General instructions