FR401316A - Improvements to adding and recording machines - Google Patents

Improvements to adding and recording machines

Info

Publication number
FR401316A
FR401316A FR401316DA FR401316A FR 401316 A FR401316 A FR 401316A FR 401316D A FR401316D A FR 401316DA FR 401316 A FR401316 A FR 401316A
Authority
FR
France
Prior art keywords
recording machines
machines
recording
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
French (fr)
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.)
SCHOOLING CALCULATING MACHINE Co Ltd
Original Assignee
SCHOOLING CALCULATING MACHINE Co Ltd
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 SCHOOLING CALCULATING MACHINE Co Ltd filed Critical SCHOOLING CALCULATING MACHINE Co Ltd
Application granted granted Critical
Publication of FR401316A publication Critical patent/FR401316A/en
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)
FR401316D 1908-03-03 1909-03-03 Improvements to adding and recording machines Expired FR401316A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB401316X 1908-03-03

Publications (1)

Publication Number Publication Date
FR401316A true FR401316A (en) 1909-08-26

Family

ID=1446126

Family Applications (1)

Application Number Title Priority Date Filing Date
FR401316D Expired FR401316A (en) 1908-03-03 1909-03-03 Improvements to adding and recording machines

Country Status (1)

Country Link
FR (1) FR401316A (en)

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