DIFF Subgroup
H04L 17/06 Contact operating means
Introduced: September 1968
Full Title
Apparatus or local circuits for transmitting or receiving codes wherein each character is represented by the same number of equal-length code elements, e.g. Baudot code > Apparatus or circuits at the transmitting end > with keyboard co-operating with code-bars > Contact operating means
No child classifications to compare. This is a leaf node in both IPC and CPC.