H04L15/24 - CPC Classification Index

ClassID:

225634 ⎘

H04L15/24 - CPC Classification

Classification description:

Apparatus or local circuits for transmitting or receiving dot-and-dash codes, e.g. Morse code Apparatus or circuits at the receiving end

Sub-classes:

H04L15/26 » Operating only on reception of predetermined code signals, e.g. distress signals, party-line call signals 0
H04L15/28 » Code reproducing apparatus 4
H04L15/34 » Apparatus for recording received coded signals after translation, e.g. as type-characters 3

Recent Application in this class:

20240430133

External Activation of Quiescent Device

20230071312

External activation of quiescent device