IPC Subgroup
F42D 5/06 Unloading boreholes
Introduced: September 1968
Last revised: January 2006
Full Title
Safety arrangements > Unloading boreholes
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- AMMUNITION; BLASTING
- Subclass:
- BLASTING