FR949726A - Cylindre à calculs pratiques - Google Patents

Cylindre à calculs pratiques

Info

Publication number
FR949726A
FR949726A FR949726DA FR949726A FR 949726 A FR949726 A FR 949726A FR 949726D A FR949726D A FR 949726DA FR 949726 A FR949726 A FR 949726A
Authority
FR
France
Prior art keywords
practical calculation
calculation cylinder
cylinder
practical
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
Jean-Etienne-Abraham Defrance
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 FR949726A publication Critical patent/FR949726A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G1/00—Hand-manipulated computing devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
FR949726D 1947-07-15 1947-07-15 Cylindre à calculs pratiques Expired FR949726A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR949726T 1947-07-15

Publications (1)

Publication Number Publication Date
FR949726A true FR949726A (fr) 1949-09-07

Family

ID=9474686

Family Applications (1)

Application Number Title Priority Date Filing Date
FR949726D Expired FR949726A (fr) 1947-07-15 1947-07-15 Cylindre à calculs pratiques

Country Status (1)

Country Link
FR (1) FR949726A (fr)

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