FR69641E - Règle à calculer - Google Patents

Règle à calculer

Info

Publication number
FR69641E
FR69641E FR69641DA FR69641E FR 69641 E FR69641 E FR 69641E FR 69641D A FR69641D A FR 69641DA FR 69641 E FR69641 E FR 69641E
Authority
FR
France
Prior art keywords
rule
calculated
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
Francois Durand
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 FR69641E publication Critical patent/FR69641E/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
    • G06G1/04—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
FR69641D 1956-07-30 1956-07-30 Règle à calculer Expired FR69641E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR69641T 1956-07-30

Publications (1)

Publication Number Publication Date
FR69641E true FR69641E (fr) 1958-11-10

Family

ID=8701460

Family Applications (1)

Application Number Title Priority Date Filing Date
FR69641D Expired FR69641E (fr) 1956-07-30 1956-07-30 Règle à calculer

Country Status (1)

Country Link
FR (1) FR69641E (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3260453A (en) * 1964-05-07 1966-07-12 Rankin Bayard Slide rule

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3260453A (en) * 1964-05-07 1966-07-12 Rankin Bayard Slide rule

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