H
ELECTRICITY
H
ELECTRICITY
H04
ELECTRIC COMMUNICATION TECHNIQUE
H04
ELECTRIC COMMUNICATION TECHNIQUE
H04N
PICTORIAL COMMUNICATION, e.g. TELEVISION
H04N
PICTORIAL COMMUNICATION, e.g. TELEVISION
H04N1/00
Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
H04N1/00
Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof