FR1046907A - Device for theodolite - Google Patents

Device for theodolite

Info

Publication number
FR1046907A
FR1046907A FR1046907DA FR1046907A FR 1046907 A FR1046907 A FR 1046907A FR 1046907D A FR1046907D A FR 1046907DA FR 1046907 A FR1046907 A FR 1046907A
Authority
FR
France
Prior art keywords
theodolite
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
Yves-Jean-Emile Alajouanine
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 FR1046907A publication Critical patent/FR1046907A/en
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
    • G01C1/02—Theodolites
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C3/00—Measuring distances in line of sight; Optical rangefinders
    • G01C3/26—Measuring distances in line of sight; Optical rangefinders using a parallactic triangle with fixed angles and a base of variable length, at, near, or formed by the object
    • G01C3/28—Measuring distances in line of sight; Optical rangefinders using a parallactic triangle with fixed angles and a base of variable length, at, near, or formed by the object with provision for reduction of the distance into the horizontal plane
    • G01C3/30—Measuring distances in line of sight; Optical rangefinders using a parallactic triangle with fixed angles and a base of variable length, at, near, or formed by the object with provision for reduction of the distance into the horizontal plane with adaptation to the measurement of the height of an object, e.g. tacheometers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Electromagnetism (AREA)
FR1046907D 1951-10-29 1951-10-29 Device for theodolite Expired FR1046907A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1046907T 1951-10-29

Publications (1)

Publication Number Publication Date
FR1046907A true FR1046907A (en) 1953-12-09

Family

ID=9592527

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1046907D Expired FR1046907A (en) 1951-10-29 1951-10-29 Device for theodolite

Country Status (1)

Country Link
FR (1) FR1046907A (en)

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