BE387050A - - Google Patents

Info

Publication number
BE387050A
BE387050A BE387050DA BE387050A BE 387050 A BE387050 A BE 387050A BE 387050D A BE387050D A BE 387050DA BE 387050 A BE387050 A BE 387050A
Authority
BE
Belgium
Prior art keywords
rule
protractor
instruments
ruler
square
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE387050A publication Critical patent/BE387050A/fr

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B43WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43LARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L13/00Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for
    • B43L13/02Draughting machines or drawing devices for keeping parallelism
    • B43L13/04Guides for rulers

Landscapes

  • Drawing Aids And Blackboards (AREA)
  • Length-Measuring Instruments Using Mechanical Means (AREA)
BE387050D BE387050A (enExample)

Publications (1)

Publication Number Publication Date
BE387050A true BE387050A (enExample)

Family

ID=55579

Family Applications (1)

Application Number Title Priority Date Filing Date
BE387050D BE387050A (enExample)

Country Status (1)

Country Link
BE (1) BE387050A (enExample)

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