FR577358A - Perfectionnements aux règles à calculs - Google Patents

Perfectionnements aux règles à calculs

Info

Publication number
FR577358A
FR577358A FR577358DA FR577358A FR 577358 A FR577358 A FR 577358A FR 577358D A FR577358D A FR 577358DA FR 577358 A FR577358 A FR 577358A
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
Other languages
English (en)
Inventor
Pierre Genot
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 FR577358A publication Critical patent/FR577358A/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
    • G06G1/04—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales characterised by construction

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
FR577358D 1923-04-12 1923-04-12 Perfectionnements aux règles à calculs Expired FR577358A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR577358T 1923-04-12

Publications (1)

Publication Number Publication Date
FR577358A true FR577358A (fr) 1924-09-04

Family

ID=8954682

Family Applications (1)

Application Number Title Priority Date Filing Date
FR577358D Expired FR577358A (fr) 1923-04-12 1923-04-12 Perfectionnements aux règles à calculs

Country Status (1)

Country Link
FR (1) FR577358A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2476442A (en) * 1947-08-20 1949-07-19 Louise Pickett Motion controlling means for slide rules

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2476442A (en) * 1947-08-20 1949-07-19 Louise Pickett Motion controlling means for slide rules

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