CA982694A - Electronic calculating apparatus incorporated with a digital clock - Google Patents

Electronic calculating apparatus incorporated with a digital clock

Info

Publication number
CA982694A
CA982694A CA152,999A CA152999A CA982694A CA 982694 A CA982694 A CA 982694A CA 152999 A CA152999 A CA 152999A CA 982694 A CA982694 A CA 982694A
Authority
CA
Canada
Prior art keywords
digital clock
calculating apparatus
apparatus incorporated
electronic calculating
electronic
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
CA152,999A
Other languages
English (en)
Other versions
CA152999S (en
Inventor
Mititaka Yamamoto
Fumio Hayakawa
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.)
Omron Corp
Original Assignee
Omron Tateisi Electronics Co
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 Omron Tateisi Electronics Co filed Critical Omron Tateisi Electronics Co
Application granted granted Critical
Publication of CA982694A publication Critical patent/CA982694A/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
    • G04G—ELECTRONIC TIME-PIECES
    • G04G9/00—Visual time or date indication means
    • G04G9/0064—Visual time or date indication means in which functions not related to time can be displayed
    • G04G9/007—Visual time or date indication means in which functions not related to time can be displayed combined with a calculator or computing means
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F15/00—Digital computers in general; Data processing equipment in general
    • G06F15/02—Digital computers in general; Data processing equipment in general manually operated with input through keyboard and computation using a built-in program, e.g. pocket calculators

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Computing Systems (AREA)
  • Computer Hardware Design (AREA)
  • General Engineering & Computer Science (AREA)
  • Electric Clocks (AREA)
  • Calculators And Similar Devices (AREA)
CA152,999A 1971-10-04 1972-10-02 Electronic calculating apparatus incorporated with a digital clock Expired CA982694A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP46077759A JPS4843550A (xx) 1971-10-04 1971-10-04

Publications (1)

Publication Number Publication Date
CA982694A true CA982694A (en) 1976-01-27

Family

ID=13642843

Family Applications (1)

Application Number Title Priority Date Filing Date
CA152,999A Expired CA982694A (en) 1971-10-04 1972-10-02 Electronic calculating apparatus incorporated with a digital clock

Country Status (6)

Country Link
US (1) US3816730A (xx)
JP (1) JPS4843550A (xx)
CA (1) CA982694A (xx)
DE (1) DE2248287A1 (xx)
FR (1) FR2158862A5 (xx)
GB (1) GB1405009A (xx)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5434297B2 (xx) * 1972-06-24 1979-10-25
US3928960A (en) * 1973-02-06 1975-12-30 Time Computer Combination wristwatch and calculator
JPS503376A (xx) * 1973-05-11 1975-01-14
DE2425254C3 (de) * 1973-05-28 1980-11-20 Citizen Watch Co., Ltd., Tokio Tragbare elektronische Uhr
US4035627A (en) * 1973-05-29 1977-07-12 Hewlett-Packard Company Scientific calculator
US3898644A (en) * 1973-09-13 1975-08-05 Qsi Systems Inc TV display system
JPS5077065A (xx) * 1973-11-07 1975-06-24
CH603174A4 (xx) * 1974-05-03 1977-06-15
JPH0310916B2 (xx) * 1974-10-31 1991-02-14 Citizen Watch Co Ltd
US4086654A (en) * 1974-11-07 1978-04-25 Kabushiki Kaisha Suwa Seikosha Electronic timepiece calculator
US4120040A (en) * 1975-03-14 1978-10-10 Tokyo Shibaura Electric Company, Ltd. Electronic calculator
US4022014A (en) * 1975-04-04 1977-05-10 Timex Corporation Combination wristwatch/chronograph/wrist calculator/measuring device
US4025774A (en) * 1975-06-16 1977-05-24 American Hospital Supply Corporation Timing apparatus including electronic calculator circuits
US4089159A (en) * 1975-06-23 1978-05-16 Citizen Watch Company Limited Electronic timepiece
US3999050A (en) * 1975-10-10 1976-12-21 Pitroda Satyan G Electronic diary
JPS5260038A (en) * 1975-11-12 1977-05-18 Citizen Watch Co Ltd Small-size electronic computer
US4086655A (en) * 1975-12-22 1978-04-25 Sharp Kabushiki Kaisha Combination timepiece and calculator including slidable keyboard means
US4168533A (en) * 1976-01-14 1979-09-18 Pitney-Bowes, Inc. Microcomputerized miniature postage meter
US4206458A (en) * 1976-01-28 1980-06-03 Canon Kabushiki Kaisha Numerical display system for electronic instrument
US4158285A (en) * 1976-02-09 1979-06-19 Hewlett-Packard Company Interactive wristwatch calculator
US4078420A (en) * 1976-02-27 1978-03-14 Time Computer, Inc. Digital watch analyzer
IT1071248B (it) * 1976-07-12 1985-04-02 Indesit Circuito per la rimessa a punto di un orologio
JPS589389B2 (ja) * 1976-10-18 1983-02-21 松下電器産業株式会社 時間管理用時計
JPS5361946A (en) * 1976-11-16 1978-06-02 Canon Inc Electronic device
US4122526A (en) * 1976-12-20 1978-10-24 Pitney-Bowes, Inc. Calculating and postal zip code-to-postal zone converting apparatus
FR2385151A1 (fr) * 1976-12-27 1978-10-20 Casio Computer Co Ltd Caisse enregistreuse electronique
US4240150A (en) * 1977-03-15 1980-12-16 Citizen Watch Co., Ltd. Portable timepiece calculator with power savings feature
JPS53118303A (en) * 1977-03-25 1978-10-16 Nec Corp Display unit for plural information
US4164038A (en) * 1977-07-05 1979-08-07 Paul Nachtigal Combination calculator and time billing device
JPS5424558A (en) * 1977-07-26 1979-02-23 Citizen Watch Co Ltd Portable electronic unit with clock function
US4301524A (en) * 1978-01-04 1981-11-17 Fairchild Camera And Instrument Corp. Programmable alarm clock
US4267587A (en) * 1978-02-17 1981-05-12 Casio Computer Co., Ltd. Electronic timepiece circuit
US4238832A (en) * 1978-02-17 1980-12-09 Casio Computer Co., Ltd. Time data processing apparatus
US4293842A (en) * 1978-07-31 1981-10-06 Jeco Co., Ltd. Electronic display device for use in motor cars
US4245323A (en) * 1979-01-26 1981-01-13 Copal Co., Ltd. Electronic calculator with time display function
US4887249A (en) * 1988-04-19 1989-12-12 Timex Corporation Bicycle watch - dual mode circuit

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3610902A (en) * 1968-10-07 1971-10-05 Ibm Electronic statistical calculator and display system
US3546696A (en) * 1969-06-17 1970-12-08 Digimetrics Inc Sports computer system
JPS4842189B1 (xx) * 1969-08-20 1973-12-11
US3646751A (en) * 1969-12-05 1972-03-07 Detection Sciences Digital timing system

Also Published As

Publication number Publication date
US3816730A (en) 1974-06-11
GB1405009A (en) 1975-09-03
FR2158862A5 (xx) 1973-06-15
DE2248287A1 (de) 1973-04-26
JPS4843550A (xx) 1973-06-23

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