DE2119309A1 - - Google Patents

Info

Publication number
DE2119309A1
DE2119309A1 DE19712119309 DE2119309A DE2119309A1 DE 2119309 A1 DE2119309 A1 DE 2119309A1 DE 19712119309 DE19712119309 DE 19712119309 DE 2119309 A DE2119309 A DE 2119309A DE 2119309 A1 DE2119309 A1 DE 2119309A1
Authority
DE
Germany
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
DE19712119309
Other languages
German (de)
Other versions
DE2119309C (de
DE2119309B2 (de
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to DE19712119309 priority Critical patent/DE2119309C/de
Priority claimed from DE19712119309 external-priority patent/DE2119309C/de
Publication of DE2119309A1 publication Critical patent/DE2119309A1/de
Publication of DE2119309B2 publication Critical patent/DE2119309B2/de
Application granted granted Critical
Publication of DE2119309C publication Critical patent/DE2119309C/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G19/00—Electric power supply circuits specially adapted for use in electronic time-pieces
    • G04G19/10—Arrangements for supplying back-up power
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G9/00—Visual time or date indication means
    • G04G9/02—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
    • G04G9/04—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 by controlling light sources, e.g. electroluminescent diodes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electric Clocks (AREA)
DE19712119309 1971-04-21 Digitaluhr fur Netz und Batteriebetrieb Expired DE2119309C (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19712119309 DE2119309C (de) 1971-04-21 Digitaluhr fur Netz und Batteriebetrieb

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712119309 DE2119309C (de) 1971-04-21 Digitaluhr fur Netz und Batteriebetrieb

Publications (3)

Publication Number Publication Date
DE2119309A1 true DE2119309A1 (enExample) 1972-07-13
DE2119309B2 DE2119309B2 (de) 1972-07-13
DE2119309C DE2119309C (de) 1973-02-01

Family

ID=

Also Published As

Publication number Publication date
DE2119309B2 (de) 1972-07-13

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Legal Events

Date Code Title Description
E77 Valid patent as to the heymanns-index 1977
EHJ Ceased/non-payment of the annual fee