IPC Subgroup
F42D 1/04 Arrangements for ignition
Introduced: September 1968
Last revised: January 2006
Full Title
Blasting methods or apparatus, e.g. for loading or tamping > Arrangements for ignition
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- AMMUNITION; BLASTING
- Subclass:
- BLASTING
2 direct subcodes
Child Classifications
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- F42D 1/045 Arrangements for electric ignition
- F42D 1/06 Relative timing of multiple charges