IPC Main Group
H04L 21/00 Apparatus or local circuits for mosaic printer telegraph systems
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC COMMUNICATION TECHNIQUE
- Subclass:
- TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
Related Keywords
telegraphic aspects of mosaic PRINTING
2 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- H04L 21/02 at the transmitting end
- H04L 21/04 at the receiving end