FR1127409A - Perfectionnements aux machines à calculer à actionnement manuel - Google Patents

Perfectionnements aux machines à calculer à actionnement manuel

Info

Publication number
FR1127409A
FR1127409A FR1127409DA FR1127409A FR 1127409 A FR1127409 A FR 1127409A FR 1127409D A FR1127409D A FR 1127409DA FR 1127409 A FR1127409 A FR 1127409A
Authority
FR
France
Prior art keywords
manually operated
calculating machines
operated calculating
machines
manually
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
Raymond Beranger
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.)
Electronique & Physique
Laboratoires dElectronique Philips SAS
Original Assignee
Electronique & Physique
Laboratoires dElectronique et de Physique Appliquee
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 Electronique & Physique, Laboratoires dElectronique et de Physique Appliquee filed Critical Electronique & Physique
Application granted granted Critical
Publication of FR1127409A publication Critical patent/FR1127409A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
    • G06F7/48—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
    • G06F7/491—Computations with decimal numbers radix 12 or 20.
    • G06F7/498—Computations with decimal numbers radix 12 or 20. using counter-type accumulators
    • G06F7/4981—Adding; Subtracting

Landscapes

  • Engineering & Computer Science (AREA)
  • Computing Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
FR1127409D 1955-01-17 1955-01-17 Perfectionnements aux machines à calculer à actionnement manuel Expired FR1127409A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1127409T 1955-01-17

Publications (1)

Publication Number Publication Date
FR1127409A true FR1127409A (fr) 1956-12-17

Family

ID=9635555

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1127409D Expired FR1127409A (fr) 1955-01-17 1955-01-17 Perfectionnements aux machines à calculer à actionnement manuel

Country Status (1)

Country Link
FR (1) FR1127409A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1093595B (de) * 1957-12-17 1960-11-24 Electronique & Physique Zaehlvorrichtung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1093595B (de) * 1957-12-17 1960-11-24 Electronique & Physique Zaehlvorrichtung

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