DIFF Subgroup
E01F 9/40 Arrangements responsive to adverse atmospheric conditions, e.g. to signal icy roads or to automatically illuminate in fog; Arrangements characterised by heating or drying means
Introduced: January 2016
Full Title
Full titles differ between systems:
IPC:
Arrangement of road signs or traffic signals; Arrangements for enforcing caution > Arrangements responsive to adverse atmospheric conditions, e.g. to signal icy roads or to automatically illuminate in fog; Arrangements characterised by heating or drying means
CPC:
Arrangement of road signs or traffic signals; Arrangements for enforcing caution (for obstructing or restricting traffic E01F13/00) > Arrangements responsive to adverse atmospheric conditions, e.g. to signal icy roads or to automatically illuminate in fog; Arrangements characterised by heating or drying means
No child classifications to compare. This is a leaf node in both IPC and CPC.