FR1165226A - Règle à calculer de grande précision - Google Patents

Règle à calculer de grande précision

Info

Publication number
FR1165226A
FR1165226A FR1165226DA FR1165226A FR 1165226 A FR1165226 A FR 1165226A FR 1165226D A FR1165226D A FR 1165226DA FR 1165226 A FR1165226 A FR 1165226A
Authority
FR
France
Prior art keywords
high precision
precision calculator
calculator
precision
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
C Adam
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 FR1165226A publication Critical patent/FR1165226A/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
    • G06G1/04—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales characterised by construction
    • G06G1/08—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales characterised by construction with circular or helical scales
    • G06G1/085—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales characterised by construction with circular or helical scales borne by a cylinder

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
FR1165226D 1957-01-15 1957-01-15 Règle à calculer de grande précision Expired FR1165226A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1165226T 1957-01-15

Publications (1)

Publication Number Publication Date
FR1165226A true FR1165226A (fr) 1958-10-20

Family

ID=9654427

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1165226D Expired FR1165226A (fr) 1957-01-15 1957-01-15 Règle à calculer de grande précision

Country Status (1)

Country Link
FR (1) FR1165226A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3688980A (en) * 1969-12-01 1972-09-05 Bernard Progin Calculating rule

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3688980A (en) * 1969-12-01 1972-09-05 Bernard Progin Calculating rule

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