FR909362A - Device for graphic calculation - Google Patents

Device for graphic calculation

Info

Publication number
FR909362A
FR909362A FR909362DA FR909362A FR 909362 A FR909362 A FR 909362A FR 909362D A FR909362D A FR 909362DA FR 909362 A FR909362 A FR 909362A
Authority
FR
France
Prior art keywords
graphic calculation
graphic
calculation
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
French (fr)
Inventor
Francois Durand
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 FR909362A publication Critical patent/FR909362A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06G1/04—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales characterised by construction

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
FR909362D 1944-03-23 1945-02-19 Device for graphic calculation Expired FR909362A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH909362X 1944-03-23

Publications (1)

Publication Number Publication Date
FR909362A true FR909362A (en) 1946-05-07

Family

ID=4547121

Family Applications (1)

Application Number Title Priority Date Filing Date
FR909362D Expired FR909362A (en) 1944-03-23 1945-02-19 Device for graphic calculation

Country Status (1)

Country Link
FR (1) FR909362A (en)

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