Details of the apparatus or circuits covered by groups H04L15/00 or H04L17/00

Introduced: September 1968

Title

Titles differ between systems:

IPC: Details of the apparatus or circuits covered by groups or

CPC: Details of the apparatus or circuits covered by groups H04L15/00 or H04L17/00

Full titles differ between systems:

IPC:

Details of the apparatus or circuits covered by groups or

CPC:

Details of the apparatus or circuits covered by groups H04L15/00 or H04L17/00

IPC and CPC are identically structured here. All 3 subcodes exist in both systems.

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H04L 13/02 Details not particular to receiver or transmitter IPC+CPC Available in IPC and CPC
H04L 13/16 of transmitters, e.g. code-bars, code-discs IPC+CPC Available in IPC and CPC
H04L 13/18 of receivers +3 CPC IPC+CPC Available in IPC and CPC