US PATENT SUBCLASS 968 / 925
VISUAL TIME- OR DATE-INDICATION MEANS [G04G 9/00]


Current as of: June, 1999
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968 /   HD   HOROLOGY

925VISUAL TIME- OR DATE-INDICATION MEANS [G04G 9/00] {9}
926  DD  .~> Transmission of control signals [G04G 9/00] {1}
928  DD  .~> In which the light emitting display elements may be activated at will or are controlled in accordance with the ambient light [G04G 9/00C]
929  DD  .~> By light valves in general (subclasses 950 and 962 take precedence; electro-, magneto-, or acoustic-optic devices in general G02F 1/00) [G04G 9/00D] {1}
935  DD  .~> Using a cathode-ray tube as display device (displaying supplementary information, such as, time on TV screen H04N 5/445) [G04G 9/00E]
936  DD  .~> In which functions not related to time can be displayed (digital output to display devices of digital computers G06F 3/14) [G04G 9/00F] {1}
938  DD  .~> In which the time in another time zone or in another city can be displayed at will [G04G 9/00G]
939  DD  .~> By building up characters using a combination of indicating elements and by selecting desired characters out of a number of characters or by selecting indicating elements the positions of which represent the time (this subclass is a combination of subclasses 942 and 954) [G04G 9/00H] {2}
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}
954  DD  .~> By building up characters using a combination of indicating elements, e.g., by using multiplexing techniques, etc. [G04G 9/08] {5}