F28D 7/0008 — IPC vs CPC Diff | Patent Classification Explorer

DIFF Subgroup

F28D 7/0008

Full Title

Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall

Of 2 combined children, 0 exist in both systems.

2 codes are CPC-only extensions.

This code exists only in CPC.

Diff view requires codes present in both systems.

View in CPC →