DIFF Subgroup
F42B 22/08 Drifting mines (with propulsion means F42B19/00)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Drifting mines
CPC: Drifting mines (with propulsion means F42B19/00)
Full Title
Full titles differ between systems:
IPC:
Marine mines, e.g. launched by surface vessels or submarines > Drifting mines
CPC:
Marine mines, e.g. launched by surface vessels or submarines (F42B12/00 takes precedence; for practice or training F42B8/28; mine laying or sweeping B63G) > Drifting mines (with propulsion means F42B19/00)
No child classifications to compare. This is a leaf node in both IPC and CPC.