GB1544668A - Electronic stop watches - Google Patents

Electronic stop watches

Info

Publication number
GB1544668A
GB1544668A GB21567/76A GB2156776A GB1544668A GB 1544668 A GB1544668 A GB 1544668A GB 21567/76 A GB21567/76 A GB 21567/76A GB 2156776 A GB2156776 A GB 2156776A GB 1544668 A GB1544668 A GB 1544668A
Authority
GB
United Kingdom
Prior art keywords
time
counting circuit
display device
counting
detector
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
GB21567/76A
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.)
Casio Computer Co Ltd
Original Assignee
Casio Computer Co Ltd
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 by Casio Computer Co Ltd filed Critical Casio Computer Co Ltd
Publication of GB1544668A publication Critical patent/GB1544668A/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
    • G04G9/087—Visual time or date indication means by building-up characters using a combination of indicating elements, e.g. by using multiplexing techniques provided with means for displaying at will a time indication or a date or a part thereof
    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F10/00—Apparatus for measuring unknown time intervals by electric means
    • G04F10/04—Apparatus for measuring unknown time intervals by electric means by counting pulses or half-cycles of an ac

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
  • Electric Clocks (AREA)
  • Indicating Measured Values (AREA)
  • Burglar Alarm Systems (AREA)
  • Electrophonic Musical Instruments (AREA)
GB21567/76A 1975-05-30 1976-05-25 Electronic stop watches Expired GB1544668A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50065121A JPS6015901B2 (ja) 1975-05-30 1975-05-30 時間測定装置

Publications (1)

Publication Number Publication Date
GB1544668A true GB1544668A (en) 1979-04-25

Family

ID=13277723

Family Applications (1)

Application Number Title Priority Date Filing Date
GB21567/76A Expired GB1544668A (en) 1975-05-30 1976-05-25 Electronic stop watches

Country Status (6)

Country Link
JP (1) JPS6015901B2 (xx)
CH (1) CH608334GA3 (xx)
DE (1) DE2624131C3 (xx)
FR (1) FR2312813A1 (xx)
GB (1) GB1544668A (xx)
HK (1) HK52183A (xx)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5250761A (en) * 1975-10-21 1977-04-23 Citizen Watch Co Ltd Digital chronograph
JPS5397670U (xx) * 1977-01-08 1978-08-08
JPS53119971U (xx) * 1977-02-28 1978-09-25
JPS53119972U (xx) * 1977-02-28 1978-09-25
JPS5347872A (en) * 1977-08-09 1978-04-28 Citizen Watch Co Ltd Digital chronograph watch
IT1108014B (it) * 1978-07-18 1985-12-02 Borletti Spa Dispositivo elettronico utilizzabile come orologio e o come cronometro
US4223525A (en) * 1978-10-11 1980-09-23 Societe Suisse Pour L'industrie Horlogere Management Services, S.A. Sequential display for digital chronograph
FR2633406B1 (fr) * 1988-06-27 1990-11-02 Crouzet Sa Minuterie numerique a resolution constante
DE102018113994A1 (de) 2018-06-12 2019-12-12 IT-Seal GmbH Verfahren zur Bestimmung eines Täuschungsmaßes für einen einzelnen Phishing-Angriff gegen eine Person

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1367247A (en) * 1971-02-18 1974-09-18 Suwa Seikosha Kk Electronic timepieces
IT952097B (it) * 1971-03-08 1973-07-20 Suwa Seikosha Kk Perfezionamento nei sistemi di misura del tempo a indicazione numerica
CA977160A (en) * 1972-06-02 1975-11-04 Paul L. Chapman Electronic time measurement
US3803827A (en) * 1973-02-01 1974-04-16 Time Computer Solid state electronic wristwatch
JPS5244696B2 (xx) * 1973-07-30 1977-11-10

Also Published As

Publication number Publication date
FR2312813B1 (xx) 1980-10-31
CH608334B (de)
DE2624131A1 (de) 1976-12-02
DE2624131B2 (de) 1977-12-01
HK52183A (en) 1983-11-18
JPS6015901B2 (ja) 1985-04-22
DE2624131C3 (de) 1985-01-03
CH608334GA3 (en) 1979-01-15
FR2312813A1 (fr) 1976-12-24
JPS51142372A (en) 1976-12-07

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years

Effective date: 19960524