NA 005
DIN Standards Committee Building and Civil Engineering
DIN 21903 [CURRENT] references following documents:
| Document number | Edition | Title |
|---|---|---|
| BBergG | 1980-08-13 | Federal Mining Act (BBergG) More |
| DIN 21901 | 1984-02 | Mine plans; structure and list of standards; general principles More |
| DIN 821-1 | 1992-05 | Files and folders; dimensions More |
| DIN 821-2 | 1973-10 | Files and folders; filing holes for letters and documents; dimensions and disposition More |
| DIN 824 | 1981-03 | Technical drawings; Folding to filing size More |
