FR533660A - Cercle à calculer les angles - Google Patents

Cercle à calculer les angles

Info

Publication number
FR533660A
FR533660A FR533660DA FR533660A FR 533660 A FR533660 A FR 533660A FR 533660D A FR533660D A FR 533660DA FR 533660 A FR533660 A FR 533660A
Authority
FR
France
Prior art keywords
circle
calculate angles
angles
calculate
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
Georges Gance
Pierre Dumas
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 FR533660A publication Critical patent/FR533660A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C1/00—Measuring angles
    • 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)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
FR533660D 1921-03-31 1921-03-31 Cercle à calculer les angles Expired FR533660A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR533660T 1921-03-31

Publications (1)

Publication Number Publication Date
FR533660A true FR533660A (fr) 1922-03-08

Family

ID=8925016

Family Applications (1)

Application Number Title Priority Date Filing Date
FR533660D Expired FR533660A (fr) 1921-03-31 1921-03-31 Cercle à calculer les angles

Country Status (1)

Country Link
FR (1) FR533660A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2634913A (en) * 1950-10-20 1953-04-14 Jr Herbert A Sawyer Circular slide rule

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2634913A (en) * 1950-10-20 1953-04-14 Jr Herbert A Sawyer Circular slide rule

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