FR706266A - Règle à calculs - Google Patents

Règle à calculs

Info

Publication number
FR706266A
FR706266A FR706266DA FR706266A FR 706266 A FR706266 A FR 706266A FR 706266D A FR706266D A FR 706266DA FR 706266 A FR706266 A FR 706266A
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)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NANTAISE D ECLAIRAGE ET DE FOR
Original Assignee
NANTAISE D ECLAIRAGE ET DE FOR
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 by NANTAISE D ECLAIRAGE ET DE FOR filed Critical NANTAISE D ECLAIRAGE ET DE FOR
Application granted granted Critical
Publication of FR706266A publication Critical patent/FR706266A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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)
FR706266D 1930-02-18 1930-02-18 Règle à calculs Expired FR706266A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR706266T 1930-02-18

Publications (1)

Publication Number Publication Date
FR706266A true FR706266A (fr) 1931-06-20

Family

ID=9067667

Family Applications (1)

Application Number Title Priority Date Filing Date
FR706266D Expired FR706266A (fr) 1930-02-18 1930-02-18 Règle à calculs

Country Status (1)

Country Link
FR (1) FR706266A (fr)

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