FR907809A - Règle à calculs circulaire - Google Patents

Règle à calculs circulaire

Info

Publication number
FR907809A
FR907809A FR907809DA FR907809A FR 907809 A FR907809 A FR 907809A FR 907809D A FR907809D A FR 907809DA FR 907809 A FR907809 A FR 907809A
Authority
FR
France
Prior art keywords
slide rule
circular slide
circular
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.)
COURVOISIER
Original Assignee
COURVOISIER
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 COURVOISIER filed Critical COURVOISIER
Application granted granted Critical
Publication of FR907809A publication Critical patent/FR907809A/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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
FR907809D 1944-05-13 1944-05-13 Règle à calculs circulaire Expired FR907809A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR907809T 1944-05-13

Publications (1)

Publication Number Publication Date
FR907809A true FR907809A (fr) 1946-03-22

Family

ID=9406588

Family Applications (1)

Application Number Title Priority Date Filing Date
FR907809D Expired FR907809A (fr) 1944-05-13 1944-05-13 Règle à calculs circulaire

Country Status (1)

Country Link
FR (1) FR907809A (fr)

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