FR412665A - Arithmomètre ou machine à additionner - Google Patents

Arithmomètre ou machine à additionner

Info

Publication number
FR412665A
FR412665A FR412665DA FR412665A FR 412665 A FR412665 A FR 412665A FR 412665D A FR412665D A FR 412665DA FR 412665 A FR412665 A FR 412665A
Authority
FR
France
Prior art keywords
arithmometer
adding machine
machine
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
Other languages
English (en)
Inventor
Raimund Trost
Emanuel Ebinger
Georg Roth
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
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of FR412665A publication Critical patent/FR412665A/fr
Expired legal-status Critical Current

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
    • G06C7/08—Keyboards with one set of keys for all denominations, e.g. ten-key board

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
FR412665D 1910-02-15 1910-02-15 Arithmomètre ou machine à additionner Expired FR412665A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR412665T 1910-02-15

Publications (1)

Publication Number Publication Date
FR412665A true FR412665A (fr) 1910-07-19

Family

ID=1456509

Family Applications (1)

Application Number Title Priority Date Filing Date
FR412665D Expired FR412665A (fr) 1910-02-15 1910-02-15 Arithmomètre ou machine à additionner

Country Status (1)

Country Link
FR (1) FR412665A (fr)

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