FR1009880A - Disque à calculer - Google Patents

Disque à calculer

Info

Publication number
FR1009880A
FR1009880A FR1009880DA FR1009880A FR 1009880 A FR1009880 A FR 1009880A FR 1009880D A FR1009880D A FR 1009880DA FR 1009880 A FR1009880 A FR 1009880A
Authority
FR
France
Prior art keywords
calculate
disk
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
Willi Hoffmann
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 FR1009880A publication Critical patent/FR1009880A/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)
FR1009880D 1948-07-06 1948-07-06 Disque à calculer Expired FR1009880A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1009880T 1948-07-06

Publications (1)

Publication Number Publication Date
FR1009880A true FR1009880A (fr) 1952-06-04

Family

ID=9568547

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1009880D Expired FR1009880A (fr) 1948-07-06 1948-07-06 Disque à calculer

Country Status (1)

Country Link
FR (1) FR1009880A (fr)

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