FR740489A - Improvements to tabulating machines - Google Patents

Improvements to tabulating machines

Info

Publication number
FR740489A
FR740489A FR740489DA FR740489A FR 740489 A FR740489 A FR 740489A FR 740489D A FR740489D A FR 740489DA FR 740489 A FR740489 A FR 740489A
Authority
FR
France
Prior art keywords
tabulating machines
tabulating
machines
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
French (fr)
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.)
Tabulating Machine Co
Original Assignee
Tabulating Machine Co
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 Tabulating Machine Co filed Critical Tabulating Machine Co
Application granted granted Critical
Publication of FR740489A publication Critical patent/FR740489A/en
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
    • G06F7/46—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using electromechanical counter-type accumulators
    • G06F7/462—Multiplying; dividing
    • G06F7/465—Multiplying; dividing by partial product forming (with electric multiplication table)

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Computing Systems (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
  • Credit Cards Or The Like (AREA)
FR740489D 1931-08-04 1932-07-26 Improvements to tabulating machines Expired FR740489A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US405317XA 1931-08-04 1931-08-04

Publications (1)

Publication Number Publication Date
FR740489A true FR740489A (en) 1933-01-26

Family

ID=21911490

Family Applications (1)

Application Number Title Priority Date Filing Date
FR740489D Expired FR740489A (en) 1931-08-04 1932-07-26 Improvements to tabulating machines

Country Status (3)

Country Link
DE (1) DE739517C (en)
FR (1) FR740489A (en)
GB (1) GB405317A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE481773A (en) * 1942-07-27

Also Published As

Publication number Publication date
GB405317A (en) 1934-02-05
DE739517C (en) 1943-10-02

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