F24D 19/0009 — IPC vs CPC Diff | Patent Classification Explorer

DIFF Subgroup

F24D 19/0009

Full Title

Details (of water or air heaters F24H9/00; of heat-exchange or heat-transfer apparatus, of general application F28F)

Of 1 combined children, 0 exist in both systems.

1 codes are CPC-only extensions.

This code exists only in CPC.

Diff view requires codes present in both systems.