FR941634A - Instrument de calcul - Google Patents

Instrument de calcul

Info

Publication number
FR941634A
FR941634A FR941634DA FR941634A FR 941634 A FR941634 A FR 941634A FR 941634D A FR941634D A FR 941634DA FR 941634 A FR941634 A FR 941634A
Authority
FR
France
Prior art keywords
calculation instrument
instrument
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
English (en)
Inventor
Ivan Kosa
Joseph Pauer
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 FR941634A publication Critical patent/FR941634A/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)
FR941634D 1946-05-03 1946-05-03 Instrument de calcul Expired FR941634A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR941634T 1946-05-03

Publications (1)

Publication Number Publication Date
FR941634A true FR941634A (fr) 1949-01-17

Family

ID=9470559

Family Applications (1)

Application Number Title Priority Date Filing Date
FR941634D Expired FR941634A (fr) 1946-05-03 1946-05-03 Instrument de calcul

Country Status (1)

Country Link
FR (1) FR941634A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1135686B (de) * 1953-12-29 1962-08-30 Faber Castell A W Doppelrechenstab

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1135686B (de) * 1953-12-29 1962-08-30 Faber Castell A W Doppelrechenstab

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