DIFF Subgroup
F42D 1/18 Plugs for boreholes
Introduced: January 1990
Full Title
Full titles differ between systems:
IPC:
Blasting methods or apparatus, e.g. for loading or tamping > Tamping methods; Methods for loading boreholes with explosives; Apparatus therefor > Plugs for boreholes
CPC:
Blasting methods or apparatus, e.g. loading or tamping > Tamping methods; Methods for loading boreholes with explosives; Apparatus therefor > Plugs for boreholes
No child classifications to compare. This is a leaf node in both IPC and CPC.