FR997821A - Dial precision level - Google Patents

Dial precision level

Info

Publication number
FR997821A
FR997821A FR997821DA FR997821A FR 997821 A FR997821 A FR 997821A FR 997821D A FR997821D A FR 997821DA FR 997821 A FR997821 A FR 997821A
Authority
FR
France
Prior art keywords
precision level
dial
dial precision
level
precision
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
Roger-Louis Doyen
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 FR997821A publication Critical patent/FR997821A/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
    • G01C9/10—Measuring inclination, e.g. by clinometers, by levels by using rolling bodies, e.g. spheres, cylinders, mercury droplets

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
FR997821D 1945-08-01 1945-08-01 Dial precision level Expired FR997821A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR997821T 1945-08-01

Publications (1)

Publication Number Publication Date
FR997821A true FR997821A (en) 1952-01-10

Family

ID=9558921

Family Applications (1)

Application Number Title Priority Date Filing Date
FR997821D Expired FR997821A (en) 1945-08-01 1945-08-01 Dial precision level

Country Status (1)

Country Link
FR (1) FR997821A (en)

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