| 968 / | HD | HOROLOGY |
| 925 | DD | VISUAL TIME- OR DATE-INDICATION MEANS [G04G 9/00] {9} |
| 942 | DD | .~ By selecting desired character out of a number of characters or by selecting indicating elements the position of which represent the time, e.g., by using multiplexing techniques, etc. [G04G 9/02] {5} |
| 946 | DD | .~.~ By controlling light sources, e.g., electroluminescent diodes, etc. (subclass 935 takes precedence) [G04G 9/04] {3} |
| 947 | | .~.~.~ Using multiplexing techniques [G04G 9/04] |