FR1178962A - Protractor - Google Patents

Protractor

Info

Publication number
FR1178962A
FR1178962A FR1178962DA FR1178962A FR 1178962 A FR1178962 A FR 1178962A FR 1178962D A FR1178962D A FR 1178962DA FR 1178962 A FR1178962 A FR 1178962A
Authority
FR
France
Prior art keywords
protractor
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
Georges Avare
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 FR1178962A publication Critical patent/FR1178962A/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
    • G01B3/56—Gauges for measuring angles or tapers, e.g. conical calipers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1178962D 1957-07-16 1957-07-16 Protractor Expired FR1178962A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1178962T 1957-07-16

Publications (1)

Publication Number Publication Date
FR1178962A true FR1178962A (en) 1959-05-19

Family

ID=9660949

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1178962D Expired FR1178962A (en) 1957-07-16 1957-07-16 Protractor

Country Status (1)

Country Link
FR (1) FR1178962A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3344531A (en) * 1966-01-19 1967-10-03 Emerson Alfred Adolphe Measuring instrument
FR3003026A1 (en) * 2013-03-06 2014-09-12 Naves Freres INSTRUMENT FOR INSTALLATION AND ANGULAR ORIENTATION OF A SPREADING DUCT

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3344531A (en) * 1966-01-19 1967-10-03 Emerson Alfred Adolphe Measuring instrument
FR3003026A1 (en) * 2013-03-06 2014-09-12 Naves Freres INSTRUMENT FOR INSTALLATION AND ANGULAR ORIENTATION OF A SPREADING DUCT

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