CH494432A - Switching mechanism for calculating machines - Google Patents

Switching mechanism for calculating machines

Info

Publication number
CH494432A
CH494432A CH1448269A CH1448269A CH494432A CH 494432 A CH494432 A CH 494432A CH 1448269 A CH1448269 A CH 1448269A CH 1448269 A CH1448269 A CH 1448269A CH 494432 A CH494432 A CH 494432A
Authority
CH
Switzerland
Prior art keywords
switching mechanism
calculating machines
machines
calculating
switching
Prior art date
Application number
CH1448269A
Other languages
German (de)
Inventor
Hesse Alfred
Bindel Wolfgang
Keiter Alfred
Original Assignee
Olympia Werke Ag
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 Olympia Werke Ag filed Critical Olympia Werke Ag
Publication of CH494432A publication Critical patent/CH494432A/en

Links

Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mechanical Operated Clutches (AREA)
CH1448269A 1968-12-23 1969-09-25 Switching mechanism for calculating machines CH494432A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1816497 1968-12-23

Publications (1)

Publication Number Publication Date
CH494432A true CH494432A (en) 1970-07-31

Family

ID=5717154

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1448269A CH494432A (en) 1968-12-23 1969-09-25 Switching mechanism for calculating machines

Country Status (2)

Country Link
US (1) US3570759A (en)
CH (1) CH494432A (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2557585A (en) * 1951-06-19 Carry over mechanism for
US2550581A (en) * 1951-04-24 Credit balance mechanism fob
US1423438A (en) * 1922-07-18 Sype gabjieb
US1533119A (en) * 1917-12-24 1925-04-14 Powers Accounting Machine Corp Cipher cut-out mechanism
US3393866A (en) * 1965-03-29 1968-07-23 Maruzen Sewing Machine Calculating machine

Also Published As

Publication number Publication date
US3570759A (en) 1971-03-16

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Legal Events

Date Code Title Description
PL Patent ceased