FR571147A - - Google Patents

Info

Publication number
FR571147A
FR571147A FR571147DA FR571147A FR 571147 A FR571147 A FR 571147A FR 571147D A FR571147D A FR 571147DA FR 571147 A FR571147 A FR 571147A
Authority
FR
France
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)
Publication date
Application granted granted Critical
Publication of FR571147A publication Critical patent/FR571147A/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
    • G06G1/085—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 borne by a cylinder

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
FR571147D Expired FR571147A (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
FR571147A true FR571147A (enrdf_load_stackoverflow) 1924-05-12

Family

ID=1539241

Family Applications (1)

Application Number Title Priority Date Filing Date
FR571147D Expired FR571147A (enrdf_load_stackoverflow)

Country Status (1)

Country Link
FR (1) FR571147A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2685410A (en) * 1954-08-03 Tabular calculator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2685410A (en) * 1954-08-03 Tabular calculator

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