FR507828A - Improvements to slide rules - Google Patents

Improvements to slide rules

Info

Publication number
FR507828A
FR507828A FR507828A FR507828DA FR507828A FR 507828 A FR507828 A FR 507828A FR 507828 A FR507828 A FR 507828A FR 507828D A FR507828D A FR 507828DA FR 507828 A FR507828 A FR 507828A
Authority
FR
France
Prior art keywords
slide rules
rules
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
FR507828A
Other languages
French (fr)
Inventor
Andre Arnoux
Charles Neveu
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.)
CHARLES NEVEU
Original Assignee
CHARLES NEVEU
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 CHARLES NEVEU filed Critical CHARLES NEVEU
Application granted granted Critical
Publication of FR507828A publication Critical patent/FR507828A/en
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
    • G06G1/06—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales characterised by construction with rectilinear scales, e.g. slide rule
    • G06G1/065—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales characterised by construction with rectilinear scales, e.g. slide rule construction of the cursor

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
FR507828A 1919-03-29 1919-03-29 Improvements to slide rules Expired FR507828A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR507828T 1919-03-29

Publications (1)

Publication Number Publication Date
FR507828A true FR507828A (en) 1920-09-24

Family

ID=8909982

Family Applications (1)

Application Number Title Priority Date Filing Date
FR507828A Expired FR507828A (en) 1919-03-29 1919-03-29 Improvements to slide rules

Country Status (1)

Country Link
FR (1) FR507828A (en)

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