FR1137E - Un tachéomètre de précision à angle diastimo-métrique dièdre horizontal - Google Patents

Un tachéomètre de précision à angle diastimo-métrique dièdre horizontal

Info

Publication number
FR1137E
FR1137E FR1137DA FR1137E FR 1137 E FR1137 E FR 1137E FR 1137D A FR1137D A FR 1137DA FR 1137 E FR1137 E FR 1137E
Authority
FR
France
Prior art keywords
diastimo
tacheometer
metric
precision
dihedral angle
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
Morel Francois-Regis
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 by Individual filed Critical Individual
Application granted granted Critical
Publication of FR1137E publication Critical patent/FR1137E/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
    • 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)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
FR1137D 1898-08-09 1902-11-25 Un tachéomètre de précision à angle diastimo-métrique dièdre horizontal Expired FR1137E (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR280355T 1898-08-09
FR1137T 1902-11-25

Publications (1)

Publication Number Publication Date
FR1137E true FR1137E (fr) 1903-06-05

Family

ID=1343055

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1137D Expired FR1137E (fr) 1898-08-09 1902-11-25 Un tachéomètre de précision à angle diastimo-métrique dièdre horizontal

Country Status (1)

Country Link
FR (1) FR1137E (fr)

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