FR570342A - Functional slide rule - Google Patents

Functional slide rule

Info

Publication number
FR570342A
FR570342A FR570342DA FR570342A FR 570342 A FR570342 A FR 570342A FR 570342D A FR570342D A FR 570342DA FR 570342 A FR570342 A FR 570342A
Authority
FR
France
Prior art keywords
slide rule
functional slide
functional
rule
slide
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
Emile Pabion
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 FR570342A publication Critical patent/FR570342A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06GANALOGUE COMPUTERS
    • G06G1/00Hand manipulated computing devices
    • G06G1/02Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales
    • G06G1/10Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales characterised by the graduation
    • G06G1/12Devices 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)
FR570342D 1923-08-24 1923-08-24 Functional slide rule Expired FR570342A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR570342T 1923-08-24

Publications (1)

Publication Number Publication Date
FR570342A true FR570342A (en) 1924-04-28

Family

ID=8949812

Family Applications (1)

Application Number Title Priority Date Filing Date
FR570342D Expired FR570342A (en) 1923-08-24 1923-08-24 Functional slide rule

Country Status (1)

Country Link
FR (1) FR570342A (en)

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