FR446279A - Tachéomètre - Google Patents

Tachéomètre

Info

Publication number
FR446279A
FR446279A FR446279DA FR446279A FR 446279 A FR446279 A FR 446279A FR 446279D A FR446279D A FR 446279DA FR 446279 A FR446279 A FR 446279A
Authority
FR
France
Prior art keywords
tacheometer
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
Joseph-Louis Sanguet
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.)
JOSEPH LOUIS SANGUET
Original Assignee
JOSEPH LOUIS SANGUET
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 JOSEPH LOUIS SANGUET filed Critical JOSEPH LOUIS SANGUET
Application granted granted Critical
Publication of FR446279A publication Critical patent/FR446279A/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)
FR446279D 1912-07-20 1912-07-20 Tachéomètre Expired FR446279A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR446279T 1912-07-20

Publications (1)

Publication Number Publication Date
FR446279A true FR446279A (fr) 1912-11-30

Family

ID=1487077

Family Applications (1)

Application Number Title Priority Date Filing Date
FR446279D Expired FR446279A (fr) 1912-07-20 1912-07-20 Tachéomètre

Country Status (1)

Country Link
FR (1) FR446279A (fr)

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