FR484188A - Amplifier level - Google Patents

Amplifier level

Info

Publication number
FR484188A
FR484188A FR484188DA FR484188A FR 484188 A FR484188 A FR 484188A FR 484188D A FR484188D A FR 484188DA FR 484188 A FR484188 A FR 484188A
Authority
FR
France
Prior art keywords
amplifier level
amplifier
level
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR484188A publication Critical patent/FR484188A/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
    • G01C9/20—Measuring inclination, e.g. by clinometers, by levels by using liquids the indication being based on the inclination of the surface of a liquid relative to its container
    • G01C9/22—Measuring inclination, e.g. by clinometers, by levels by using liquids the indication being based on the inclination of the surface of a liquid relative to its container with interconnected containers in fixed relation to each other

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
FR484188D 1916-03-21 1916-03-21 Amplifier level Expired FR484188A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR484188T 1916-03-21

Publications (1)

Publication Number Publication Date
FR484188A true FR484188A (en) 1917-09-12

Family

ID=1521007

Family Applications (1)

Application Number Title Priority Date Filing Date
FR484188D Expired FR484188A (en) 1916-03-21 1916-03-21 Amplifier level

Country Status (1)

Country Link
FR (1) FR484188A (en)

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