FR388832A - Machine à additionner, inscrivant elle-meme les opérations - Google Patents

Machine à additionner, inscrivant elle-meme les opérations

Info

Publication number
FR388832A
FR388832A FR388832DA FR388832A FR 388832 A FR388832 A FR 388832A FR 388832D A FR388832D A FR 388832DA FR 388832 A FR388832 A FR 388832A
Authority
FR
France
Prior art keywords
recording
adding machine
operations itself
operations
itself
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
Max Blum
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 FR388832A publication Critical patent/FR388832A/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
    • G06C7/08—Keyboards with one set of keys for all denominations, e.g. ten-key board

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
FR388832D 1907-12-23 1907-12-23 Machine à additionner, inscrivant elle-meme les opérations Expired FR388832A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR388832T 1907-12-23

Publications (1)

Publication Number Publication Date
FR388832A true FR388832A (fr) 1908-08-24

Family

ID=1434476

Family Applications (1)

Application Number Title Priority Date Filing Date
FR388832D Expired FR388832A (fr) 1907-12-23 1907-12-23 Machine à additionner, inscrivant elle-meme les opérations

Country Status (1)

Country Link
FR (1) FR388832A (fr)

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