DIFF Subgroup
H04L 17/28 using pneumatic or hydraulic translation
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 receiving end > using pneumatic or hydraulic translation
No child classifications to compare. This is a leaf node in both IPC and CPC.