DIFF Subgroup
H04L 1/0009 Full Title
Arrangements for detecting or preventing errors in the information received
Of 3 combined children, 0 exist in both systems.
3 codes are CPC-only extensions.
H04L 1/0009 Arrangements for detecting or preventing errors in the information received
Of 3 combined children, 0 exist in both systems.
3 codes are CPC-only extensions.