FR896574A - Horizon depth measuring device - Google Patents

Horizon depth measuring device

Info

Publication number
FR896574A
FR896574A FR896574DA FR896574A FR 896574 A FR896574 A FR 896574A FR 896574D A FR896574D A FR 896574DA FR 896574 A FR896574 A FR 896574A
Authority
FR
France
Prior art keywords
measuring device
depth measuring
horizon depth
horizon
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
French (fr)
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.)
Carl Zeiss AG
Original Assignee
Carl Zeiss AG
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 Carl Zeiss AG filed Critical Carl Zeiss AG
Application granted granted Critical
Publication of FR896574A publication Critical patent/FR896574A/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
    • 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
    • G01C1/00—Measuring angles
    • G01C1/08—Sextants

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Telescopes (AREA)
FR896574D 1938-12-14 1943-07-17 Horizon depth measuring device Expired FR896574A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE212661X 1938-12-14

Publications (1)

Publication Number Publication Date
FR896574A true FR896574A (en) 1945-02-26

Family

ID=5809221

Family Applications (1)

Application Number Title Priority Date Filing Date
FR896574D Expired FR896574A (en) 1938-12-14 1943-07-17 Horizon depth measuring device

Country Status (2)

Country Link
CH (1) CH212661A (en)
FR (1) FR896574A (en)

Also Published As

Publication number Publication date
CH212661A (en) 1940-12-15

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