Patent classifications
H
ELECTRICITY
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H04
ELECTRIC COMMUNICATION TECHNIQUE
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H04N
PICTORIAL COMMUNICATION, e.g. TELEVISION
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3/00
Scanning details of television systems; Combination thereof with generation of supply voltages
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H04N3/10
by means not exclusively optical-mechanical
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H04N3/28
producing multiple scanning, i.e. using more than one spot at the same time
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