FR1074440A - Règle graduée à échelles multiples - Google Patents

Règle graduée à échelles multiples

Info

Publication number
FR1074440A
FR1074440A FR1074440DA FR1074440A FR 1074440 A FR1074440 A FR 1074440A FR 1074440D A FR1074440D A FR 1074440DA FR 1074440 A FR1074440 A FR 1074440A
Authority
FR
France
Prior art keywords
graduated ruler
scale graduated
scale
ruler
graduated
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
Carl Harald Emanuel Barndal
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 filed Critical
Application granted granted Critical
Publication of FR1074440A publication Critical patent/FR1074440A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B3/00—Measuring instruments characterised by the use of mechanical techniques
    • G01B3/02—Rulers with scales or marks for direct reading
    • G01B3/04—Rulers with scales or marks for direct reading rigid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L7/00—Straightedges

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Drawing Aids And Blackboards (AREA)
  • Length-Measuring Instruments Using Mechanical Means (AREA)
FR1074440D 1952-04-23 1953-04-10 Règle graduée à échelles multiples Expired FR1074440A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1074440X 1952-04-23

Publications (1)

Publication Number Publication Date
FR1074440A true FR1074440A (fr) 1954-10-05

Family

ID=20419620

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1074440D Expired FR1074440A (fr) 1952-04-23 1953-04-10 Règle graduée à échelles multiples

Country Status (3)

Country Link
BE (1) BE519393A (fr)
DE (1) DE949394C (fr)
FR (1) FR1074440A (fr)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE473641A (fr) * 1943-05-27

Also Published As

Publication number Publication date
DE949394C (de) 1956-09-20
BE519393A (fr)

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