CPC Subgroup
F42B 3/04 for producing gas under pressure
Full Title
Blasting cartridges, i.e. case and explosive (fuse cords, e.g. detonating fuse cords C06C5/00; chemical aspects of detonators, blasting caps or primers C06C7/00) > for producing gas under pressure
2 direct subcodes
Child Classifications
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- F42B 3/06 with re-utilisable case