F02B 19/1028 — IPC vs CPC Diff | Patent Classification Explorer

DIFF Subgroup

F02B 19/1028

Full Title

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

Of 7 combined children, 0 exist in both systems.

7 codes are CPC-only extensions.

This code exists only in CPC.

Diff view requires codes present in both systems.