FR841950A - Surveying device - Google Patents

Surveying device

Info

Publication number
FR841950A
FR841950A FR841950DA FR841950A FR 841950 A FR841950 A FR 841950A FR 841950D A FR841950D A FR 841950DA FR 841950 A FR841950 A FR 841950A
Authority
FR
France
Prior art keywords
surveying device
surveying
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)
Inventor
Hans Gruber
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 FR841950A publication Critical patent/FR841950A/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
    • G01C9/00—Measuring inclination, e.g. by clinometers, by levels
    • G01C9/18—Measuring inclination, e.g. by clinometers, by levels by using liquids
    • G01C9/24—Measuring inclination, e.g. by clinometers, by levels by using liquids in closed containers partially filled with liquid so as to leave a gas bubble
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C9/00—Measuring inclination, e.g. by clinometers, by levels
    • G01C9/18—Measuring inclination, e.g. by clinometers, by levels by using liquids
    • G01C9/24—Measuring inclination, e.g. by clinometers, by levels by using liquids in closed containers partially filled with liquid so as to leave a gas bubble
    • G01C9/26—Details
FR841950D 1937-08-10 1938-08-09 Surveying device Expired FR841950A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE841950X 1937-08-10

Publications (1)

Publication Number Publication Date
FR841950A true FR841950A (en) 1939-06-01

Family

ID=6768340

Family Applications (1)

Application Number Title Priority Date Filing Date
FR841950D Expired FR841950A (en) 1937-08-10 1938-08-09 Surveying device

Country Status (1)

Country Link
FR (1) FR841950A (en)

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