FR835326A - Appareil à calculer - Google Patents

Appareil à calculer

Info

Publication number
FR835326A
FR835326A FR835326DA FR835326A FR 835326 A FR835326 A FR 835326A FR 835326D A FR835326D A FR 835326DA FR 835326 A FR835326 A FR 835326A
Authority
FR
France
Prior art keywords
calculated
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
Paul Delouche
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 filed Critical
Application granted granted Critical
Publication of FR835326A publication Critical patent/FR835326A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G1/00—Hand-manipulated computing devices
    • G06G1/02—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales
    • G06G1/10—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales characterised by the graduation
    • G06G1/12—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales characterised by the graduation logarithmic graduations, e.g. for multiplication

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
FR835326D 1938-03-16 1938-03-16 Appareil à calculer Expired FR835326A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR835326T 1938-03-16

Publications (1)

Publication Number Publication Date
FR835326A true FR835326A (fr) 1938-12-19

Family

ID=9297590

Family Applications (1)

Application Number Title Priority Date Filing Date
FR835326D Expired FR835326A (fr) 1938-03-16 1938-03-16 Appareil à calculer

Country Status (1)

Country Link
FR (1) FR835326A (fr)

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