by selecting desired characters out of a number of characters or by selecting indicating elements the position of which represent the time, e.g. by using multiplexing techniques

Introduced: January 1980

Last revised: January 2006

Full Title

Visual time or date indication means > by selecting desired characters out of a number of characters or by selecting indicating elements the position of which represent the time, e.g. by using multiplexing techniques

Classification Context

Section:: PHYSICS
Class:: HOROLOGY
Subclass:: ELECTRONIC TIME-PIECES

2 direct subcodes

Child Classifications

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G04G 9/04 by controlling light sources, e.g. electroluminescent diodes
G04G 9/06 using light valves, e.g. liquid crystals