FR895191A - Règle à calcul - Google Patents

Règle à calcul

Info

Publication number
FR895191A
FR895191A FR895191DA FR895191A FR 895191 A FR895191 A FR 895191A FR 895191D A FR895191D A FR 895191DA FR 895191 A FR895191 A FR 895191A
Authority
FR
France
Prior art keywords
slide rule
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
English (en)
Inventor
Raymond Crevel
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 FR895191A publication Critical patent/FR895191A/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)
FR895191D 1943-06-04 1943-06-04 Règle à calcul Expired FR895191A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR895191T 1943-06-04

Publications (1)

Publication Number Publication Date
FR895191A true FR895191A (fr) 1945-01-17

Family

ID=9390661

Family Applications (1)

Application Number Title Priority Date Filing Date
FR895191D Expired FR895191A (fr) 1943-06-04 1943-06-04 Règle à calcul

Country Status (1)

Country Link
FR (1) FR895191A (fr)

Similar Documents

Publication Publication Date Title
CH238243A (fr) Valise démontable.
FR902641A (fr) Pince à épiler
FR902142A (fr) Détecteur
FR906857A (fr) Glissière à billes
FR895191A (fr) Règle à calcul
FR902901A (fr) Accouplement à friction
FR908196A (fr) Règle à calcul
FR900089A (fr) Instrument à dessiner
FR904318A (fr) Obturateur à clapet
CH269215A (it) Regolo calcolatore.
FR891323A (fr) Variomètre à curseur
FR976621A (fr) Règle à calcul
FR901112A (fr) Perfectionnements aux règles à calcul
FR895336A (fr) Feuille à calcul
FR994123A (fr) Règle à calcul extensible
FR891850A (fr) Nouvelle règle à calcul
FR52987E (fr) Appareil élévateur à émulsion
FR906458A (fr) Amplificateur à étages
FR909108A (fr) Bogie à pivot surbaissé
FR917261A (fr) Variomètre à curseur
FR902407A (fr) Variomètre à curseur
FR942098A (fr) Appareil à calculer
FI20506A (fi) Ämne till förpackningsask
FR918228A (fr) Règle à calcul spéciale
FR921876A (fr) Règle à calcul