GB1372564A - Digital clock - Google Patents

Digital clock

Info

Publication number
GB1372564A
GB1372564A GB4714671A GB4714671A GB1372564A GB 1372564 A GB1372564 A GB 1372564A GB 4714671 A GB4714671 A GB 4714671A GB 4714671 A GB4714671 A GB 4714671A GB 1372564 A GB1372564 A GB 1372564A
Authority
GB
United Kingdom
Prior art keywords
switches
display
drum
control
segments
Prior art date
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.)
Expired
Application number
GB4714671A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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
Priority claimed from JP2753271A external-priority patent/JPS5322460B1/ja
Application filed by Individual filed Critical Individual
Publication of GB1372564A publication Critical patent/GB1372564A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G9/00—Visual time or date indication means
    • G04G9/08—Visual time or date indication means by building-up characters using a combination of indicating elements, e.g. by using multiplexing techniques
    • G04G9/10—Visual time or date indication means by building-up characters using a combination of indicating elements, e.g. by using multiplexing techniques by controlling light sources, e.g. electroluminescent diodes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Clocks (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
GB4714671A 1970-11-16 1971-10-11 Digital clock Expired GB1372564A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP10018370 1970-11-16
JP2753271A JPS5322460B1 (enExample) 1971-04-28 1971-04-28

Publications (1)

Publication Number Publication Date
GB1372564A true GB1372564A (en) 1974-10-30

Family

ID=26365468

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4714671A Expired GB1372564A (en) 1970-11-16 1971-10-11 Digital clock

Country Status (7)

Country Link
US (1) US3759030A (enExample)
AU (1) AU462895B2 (enExample)
BE (1) BE774049A (enExample)
CA (1) CA984485A (enExample)
DE (1) DE2150829C3 (enExample)
FR (1) FR2113849B1 (enExample)
GB (1) GB1372564A (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4290131A (en) * 1978-04-06 1981-09-15 Citizen Watch Company Limited Electronic timepiece
USD278812S (en) 1984-04-19 1985-05-14 Multi-Tech Industries Corp. Combination telephone clock and radio set
USD316821S (en) 1987-10-26 1991-05-14 Seikosha Co., Ltd. Clock
USD328713S (en) 1989-09-26 1992-08-18 Seiko Instruments Inc. Digital clock
USD336615S (en) 1991-01-08 1993-06-22 Pollyflame International B.V. Digital clock
USD363228S (en) 1994-08-08 1995-10-17 Advance Watch Company Digital alarm clock
DE29721287U1 (de) 1997-12-02 1998-01-29 John, Andreas, 46562 Voerde Einrichtung zur optischen Darstellung der Uhrzeit
USD408294S (en) * 1998-03-05 1999-04-20 Frank Burleson Time and date clock with text reminder
USD585306S1 (en) * 2008-04-25 2009-01-27 Daniel Oas Combined desk clock and USB hub
USD845149S1 (en) * 2016-11-30 2019-04-09 Fuzhou Yishang Youpin Electronic Co. Ltd. Electronic alarm clock

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1220109A (en) * 1916-09-15 1917-03-20 Heiny Electric Co Electric display system.
US3015094A (en) * 1957-09-06 1961-12-26 Gen Time Corp Lighted numerical time display clock
US3410082A (en) * 1966-02-07 1968-11-12 Olive M. Taylor Time indicating devices
US3613352A (en) * 1969-06-09 1971-10-19 Werner Giersiepen Indicating device

Also Published As

Publication number Publication date
DE2150829B2 (de) 1974-12-05
BE774049A (fr) 1972-02-16
DE2150829C3 (de) 1975-07-10
US3759030A (en) 1973-09-18
CA984485A (en) 1976-02-24
AU462895B2 (en) 1975-07-10
FR2113849B1 (enExample) 1974-08-19
FR2113849A1 (enExample) 1972-06-30
DE2150829A1 (de) 1972-05-25
AU3440271A (en) 1973-04-12

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee