FR400314A - Machine à additionner - Google Patents

Machine à additionner

Info

Publication number
FR400314A
FR400314A FR400314DA FR400314A FR 400314 A FR400314 A FR 400314A FR 400314D A FR400314D A FR 400314DA FR 400314 A FR400314 A FR 400314A
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)
Inventor
Adolf Bordt
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 FR400314A publication Critical patent/FR400314A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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)
FR400314D 1908-11-28 1909-01-11 Machine à additionner Expired FR400314A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE400314X 1908-11-28

Publications (1)

Publication Number Publication Date
FR400314A true FR400314A (fr) 1909-07-24

Family

ID=1445199

Family Applications (1)

Application Number Title Priority Date Filing Date
FR400314D Expired FR400314A (fr) 1908-11-28 1909-01-11 Machine à additionner

Country Status (1)

Country Link
FR (1) FR400314A (fr)

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