FR478706A - Machine à additionner - Google Patents

Machine à additionner

Info

Publication number
FR478706A
FR478706A FR478706DA FR478706A FR 478706 A FR478706 A FR 478706A FR 478706D A FR478706D A FR 478706DA FR 478706 A FR478706 A FR 478706A
Authority
FR
France
Prior art keywords
adding machine
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.)
ADDOMETER CORP
Original Assignee
ADDOMETER CORP
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 ADDOMETER CORP filed Critical ADDOMETER CORP
Application granted granted Critical
Publication of FR478706A publication Critical patent/FR478706A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06C—DIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY
    • G06C7/00—Input mechanisms
    • G06C7/02—Keyboards
    • G06C7/06—Keyboards with one set of keys for each denomination

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
FR478706D 1914-08-19 1914-08-19 Machine à additionner Expired FR478706A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR478706T 1914-08-19

Publications (1)

Publication Number Publication Date
FR478706A true FR478706A (fr) 1916-01-05

Family

ID=1516183

Family Applications (1)

Application Number Title Priority Date Filing Date
FR478706D Expired FR478706A (fr) 1914-08-19 1914-08-19 Machine à additionner

Country Status (1)

Country Link
FR (1) FR478706A (fr)

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