FR766416A - Compass comparator - Google Patents

Compass comparator

Info

Publication number
FR766416A
FR766416A FR766416DA FR766416A FR 766416 A FR766416 A FR 766416A FR 766416D A FR766416D A FR 766416DA FR 766416 A FR766416 A FR 766416A
Authority
FR
France
Prior art keywords
compass
comparator
compass comparator
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)
Inventor
Deschamps Emile
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 FR766416A publication Critical patent/FR766416A/en
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
    • G01B3/16—Compasses, i.e. with a pair of pivoted arms
    • G01B3/166—Compasses, i.e. with a pair of pivoted arms provided with a measuring scale

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR766416D 1934-01-02 1934-01-02 Compass comparator Expired FR766416A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR766416T 1934-01-02

Publications (1)

Publication Number Publication Date
FR766416A true FR766416A (en) 1934-06-28

Family

ID=9183301

Family Applications (1)

Application Number Title Priority Date Filing Date
FR766416D Expired FR766416A (en) 1934-01-02 1934-01-02 Compass comparator

Country Status (1)

Country Link
FR (1) FR766416A (en)

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