DIN 21557
Mine support; yield valves for powered support; identification code
active, Most Current
| Organization: | DIN |
| Publication Date: | 1 February 1987 |
| Status: | active |
| Page Count: | 2 |
| ICS Code (Tunnelling and tubing equipment): | 73.100.10 |
Document History
DIN 21557
February 1, 1987
Mine support; yield valves for powered support; identification code
A description is not available for this item.