FR436527A - Instrument d'arpentage à divers usages - Google Patents

Instrument d'arpentage à divers usages

Info

Publication number
FR436527A
FR436527A FR436527DA FR436527A FR 436527 A FR436527 A FR 436527A FR 436527D A FR436527D A FR 436527DA FR 436527 A FR436527 A FR 436527A
Authority
FR
France
Prior art keywords
various uses
survey instrument
survey
instrument
various
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)
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.)
ADAMS FIRE-FIGHTING AND INSTRUMENT Co
Original Assignee
ADAMS FIRE-FIGHTING AND INSTRUMENT Co
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 ADAMS FIRE-FIGHTING AND INSTRUMENT Co filed Critical ADAMS FIRE-FIGHTING AND INSTRUMENT Co
Application granted granted Critical
Publication of FR436527A publication Critical patent/FR436527A/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)
FR436527D 1911-02-06 1911-11-18 Instrument d'arpentage à divers usages Expired FR436527A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US436527XA 1911-02-06 1911-02-06

Publications (1)

Publication Number Publication Date
FR436527A true FR436527A (fr) 1912-03-29

Family

ID=1478220

Family Applications (1)

Application Number Title Priority Date Filing Date
FR436527D Expired FR436527A (fr) 1911-02-06 1911-11-18 Instrument d'arpentage à divers usages

Country Status (1)

Country Link
FR (1) FR436527A (fr)

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