BE492487A - - Google Patents

Info

Publication number
BE492487A
BE492487A BE492487DA BE492487A BE 492487 A BE492487 A BE 492487A BE 492487D A BE492487D A BE 492487DA BE 492487 A BE492487 A BE 492487A
Authority
BE
Belgium
Prior art keywords
instrument
assembly
edges
tubes
strip
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE492487A publication Critical patent/BE492487A/fr

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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Length-Measuring Instruments Using Mechanical Means (AREA)
BE492487D BE492487A (de)

Publications (1)

Publication Number Publication Date
BE492487A true BE492487A (de)

Family

ID=136720

Family Applications (1)

Application Number Title Priority Date Filing Date
BE492487D BE492487A (de)

Country Status (1)

Country Link
BE (1) BE492487A (de)

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