BE359403A - - Google Patents

Info

Publication number
BE359403A
BE359403A BE359403DA BE359403A BE 359403 A BE359403 A BE 359403A BE 359403D A BE359403D A BE 359403DA BE 359403 A BE359403 A BE 359403A
Authority
BE
Belgium
Prior art keywords
level
ring
faces
glass
bubble
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE359403A publication Critical patent/BE359403A/fr

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01CMEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C9/00Measuring inclination, e.g. by clinometers, by levels
    • G01C9/18Measuring inclination, e.g. by clinometers, by levels by using liquids
    • G01C9/24Measuring inclination, e.g. by clinometers, by levels by using liquids in closed containers partially filled with liquid so as to leave a gas bubble
    • G01C9/26Details
    • G01C9/32Means for facilitating the observation of the position of the bubble, e.g. illuminating means

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Electroluminescent Light Sources (AREA)
BE359403D BE359403A (enEXAMPLES)

Publications (1)

Publication Number Publication Date
BE359403A true BE359403A (enEXAMPLES)

Family

ID=32912

Family Applications (1)

Application Number Title Priority Date Filing Date
BE359403D BE359403A (enEXAMPLES)

Country Status (1)

Country Link
BE (1) BE359403A (enEXAMPLES)

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