F02B 19/1019 — IPC vs CPC Diff | Patent Classification Explorer

DIFF Subgroup

F02B 19/1019

Full Title

Engines characterised by precombustion chambers > with fuel introduced partly into pre-combustion chamber, and partly into cylinder

Of 3 combined children, 0 exist in both systems.

3 codes are CPC-only extensions.

This code exists only in CPC.

Diff view requires codes present in both systems.