FR547859A - Machine à calculer - Google Patents

Machine à calculer

Info

Publication number
FR547859A
FR547859A FR547859DA FR547859A FR 547859 A FR547859 A FR 547859A FR 547859D A FR547859D A FR 547859DA FR 547859 A FR547859 A FR 547859A
Authority
FR
France
Prior art keywords
calculating machine
calculating
machine
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR547859A publication Critical patent/FR547859A/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
    • G06G1/08—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales characterised by construction with circular or helical scales
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G1/00—Hand-manipulated computing devices
    • G06G1/0005—Hand-manipulated computing devices characterised by a specific application
    • G06G1/0073—Hand-manipulated computing devices characterised by a specific application for commerce, bank or invoicing

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Finance (AREA)
  • Mathematical Physics (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
FR547859D 1921-03-31 1922-02-25 Machine à calculer Expired FR547859A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE177796X 1921-03-31

Publications (1)

Publication Number Publication Date
FR547859A true FR547859A (fr) 1922-12-27

Family

ID=3864269

Family Applications (1)

Application Number Title Priority Date Filing Date
FR547859D Expired FR547859A (fr) 1921-03-31 1922-02-25 Machine à calculer

Country Status (2)

Country Link
FR (1) FR547859A (fr)
GB (1) GB177796A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2684202A (en) * 1953-02-26 1954-07-20 Giuntini Roland Foreign money value calculating device

Also Published As

Publication number Publication date
GB177796A (en) 1923-06-07

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