CH531754A - Electronic calculator - Google Patents

Electronic calculator

Info

Publication number
CH531754A
CH531754A CH1062871A CH1062871A CH531754A CH 531754 A CH531754 A CH 531754A CH 1062871 A CH1062871 A CH 1062871A CH 1062871 A CH1062871 A CH 1062871A CH 531754 A CH531754 A CH 531754A
Authority
CH
Switzerland
Prior art keywords
electronic calculator
calculator
electronic
Prior art date
Application number
CH1062871A
Other languages
German (de)
Inventor
A Allen William
Original Assignee
Scm Corp
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 Scm Corp filed Critical Scm Corp
Publication of CH531754A publication Critical patent/CH531754A/en

Links

Classifications

    • 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
    • G06F15/0216—Constructional details or arrangements
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06C—DIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY
    • G06C7/00—Input mechanisms
    • G06C7/02—Keyboards
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/02—Input arrangements using manually operated switches, e.g. using keyboards or dials
    • G06F3/0202—Constructional details or processes of manufacture of the input device
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2223/00—Casings
    • H01H2223/044—Protecting cover

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • Computer Hardware Design (AREA)
  • Human Computer Interaction (AREA)
  • Input From Keyboards Or The Like (AREA)
  • Calculators And Similar Devices (AREA)
  • Power Sources (AREA)
CH1062871A 1970-08-19 1971-07-19 Electronic calculator CH531754A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US6511170A 1970-08-19 1970-08-19

Publications (1)

Publication Number Publication Date
CH531754A true CH531754A (en) 1972-12-15

Family

ID=22060405

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1062871A CH531754A (en) 1970-08-19 1971-07-19 Electronic calculator

Country Status (8)

Country Link
US (1) US3622720A (en)
AR (1) AR197289A1 (en)
AU (1) AU3057871A (en)
CA (1) CA945190A (en)
CH (1) CH531754A (en)
DD (1) DD98384A5 (en)
DE (1) DE2131511A1 (en)
GB (1) GB1331169A (en)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1604627A (en) * 1977-10-03 1981-12-09 Jag Int Sales Ltd Door viewing devices
DE2815472A1 (en) * 1978-04-10 1979-10-18 Braun Ag PROTECTIVE COVER
WO1980000885A1 (en) * 1978-10-23 1980-05-01 H Lowenthal Writing board
DE2846787B1 (en) * 1978-10-27 1979-08-30 Kienzle Apparate Gmbh Control table for a data processing system
JPS6028990Y2 (en) * 1980-02-27 1985-09-03 星電器製造株式会社 Desk electronic calculator with writing instrument
DE3119209A1 (en) * 1981-05-14 1982-12-09 Robert Bosch Gmbh, 7000 Stuttgart "PORTABLE MOBILE DATA TERMINAL"
US4571456B1 (en) * 1982-10-18 1995-08-15 Grid Systems Corp Portable computer
US4742478A (en) * 1984-09-19 1988-05-03 Data General Corporation Housing for a portable computer
US5398023A (en) * 1990-08-27 1995-03-14 Motorola, Inc. Selective call receiver with flip-out display
JPH0664509B2 (en) * 1992-01-09 1994-08-22 株式会社東芝 Portable electronic devices
US5350894A (en) * 1993-06-28 1994-09-27 Ford Motor Company Two piece switch assembly for members that move relative to one another in a fixed manner
US6256017B1 (en) * 1994-02-24 2001-07-03 Edward T. Bullister Collapsible keyboard and display mechanism for a computer system
DE19529454C1 (en) * 1995-08-10 1997-02-20 Ibm Combined keyboard and graphic data input field device
US6697055B1 (en) 1995-11-16 2004-02-24 Edward Bullister Multifunctional portable computing device with special housing
US6151012A (en) * 1995-11-16 2000-11-21 Bullister; Edward Multifunctional portable computing device with special housing
TW330757U (en) * 1997-04-08 1998-04-21 Inventec Corp Combined actuating device
US5949039A (en) * 1997-10-20 1999-09-07 Eastman Kodak Company Service door interlock
DE102004022959A1 (en) * 2004-05-10 2005-12-08 Siemens Ag guard
WO2006102541A2 (en) * 2005-03-23 2006-09-28 Marc Chase Weinstein Device having a slidable cover
US7414830B2 (en) * 2005-03-23 2008-08-19 Marc Chase Weinstein Device having a slidable cover
US8289687B2 (en) * 2005-12-09 2012-10-16 Marc Chase Weinstein Multi-panel sliding cover for a device
AU2008219354B2 (en) * 2007-09-19 2014-02-13 Viavi Solutions Inc. Anisotropic magnetic flakes
JP5046031B2 (en) * 2008-01-16 2012-10-10 日本光電工業株式会社 Automatic external defibrillator switch structure.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2800543A (en) * 1956-02-27 1957-07-23 Herzog Michael David Safety goggle switch actuator
US2921153A (en) * 1958-04-01 1960-01-12 Electrolux Ab Vacuum cleaner
DE1937333U (en) * 1966-03-08 1966-04-28 Olympia Werke Ag SWITCH-ON LOCK FOR POWER-DRIVEN TYPING, BOOKING OR SIMILAR MACHINES.
US3496316A (en) * 1968-09-17 1970-02-17 Amana Refrigeration Inc Start and stop switch actuating pushbuttons interlocked with a door

Also Published As

Publication number Publication date
AR197289A1 (en) 1974-03-29
AU3057871A (en) 1974-01-04
DE2131511A1 (en) 1972-02-24
DD98384A5 (en) 1973-06-12
CA945190A (en) 1974-04-09
US3622720A (en) 1971-11-23
GB1331169A (en) 1973-09-26

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Legal Events

Date Code Title Description
PL Patent ceased