FR815787A - Instrument de mesure géodésique - Google Patents

Instrument de mesure géodésique

Info

Publication number
FR815787A
FR815787A FR815787DA FR815787A FR 815787 A FR815787 A FR 815787A FR 815787D A FR815787D A FR 815787DA FR 815787 A FR815787 A FR 815787A
Authority
FR
France
Prior art keywords
measuring instrument
geodetic measuring
geodetic
instrument
measuring
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
Raoul Wilhelm Schochlin
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 FR815787A publication Critical patent/FR815787A/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
    • G01C17/00—Compasses; Devices for ascertaining true or magnetic north for navigation or surveying purposes
    • G01C17/02—Magnetic compasses
    • G01C17/04—Magnetic compasses with north-seeking magnetic elements, e.g. needles
    • G01C17/10—Comparing observed direction with north indication
    • G01C17/12—Comparing observed direction with north indication by sighting means, e.g. for surveyors' compasses

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR815787D 1936-12-31 1936-12-31 Instrument de mesure géodésique Expired FR815787A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR815787T 1936-12-31

Publications (1)

Publication Number Publication Date
FR815787A true FR815787A (fr) 1937-07-22

Family

ID=1553428

Family Applications (1)

Application Number Title Priority Date Filing Date
FR815787D Expired FR815787A (fr) 1936-12-31 1936-12-31 Instrument de mesure géodésique

Country Status (1)

Country Link
FR (1) FR815787A (fr)

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