F24H 9/133 — IPC vs CPC Diff | Patent Classification Explorer

DIFF Subgroup

F24H 9/133

Full Title

Details > Arrangements for connecting heaters to circulation pipes > for water heaters

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.