FR628705A - Perfectionnements aux machines tabulatrices - Google Patents

Perfectionnements aux machines tabulatrices

Info

Publication number
FR628705A
FR628705A FR628705DA FR628705A FR 628705 A FR628705 A FR 628705A FR 628705D A FR628705D A FR 628705DA FR 628705 A FR628705 A FR 628705A
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
English (en)
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 FR628705A publication Critical patent/FR628705A/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
    • G06F7/40—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using contact-making devices, e.g. electromagnetic relay
    • G06F7/42—Adding; Subtracting

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Analysis (AREA)
  • Computing Systems (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Time Recorders, Dirve Recorders, Access Control (AREA)
  • Conveying Record Carriers (AREA)
  • Inking, Control Or Cleaning Of Printing Machines (AREA)
FR628705D 1925-09-10 1926-08-05 Perfectionnements aux machines tabulatrices Expired FR628705A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US55427A US1775132A (en) 1925-09-10 1925-09-10 Tabulating machine

Publications (1)

Publication Number Publication Date
FR628705A true FR628705A (fr) 1927-10-28

Family

ID=21997718

Family Applications (1)

Application Number Title Priority Date Filing Date
FR628705D Expired FR628705A (fr) 1925-09-10 1926-08-05 Perfectionnements aux machines tabulatrices

Country Status (4)

Country Link
US (1) US1775132A (fr)
DE (1) DE558007C (fr)
FR (1) FR628705A (fr)
GB (1) GB258269A (fr)

Also Published As

Publication number Publication date
GB258269A (en) 1927-12-09
US1775132A (en) 1930-09-09
DE558007C (de) 1932-08-31

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