F02M 21/0203 — IPC vs CPC Diff | Patent Classification Explorer

DIFF Subgroup

F02M 21/0203

Full Title

Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form > for gaseous fuels

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.