AU1573788A - Electronic level - Google Patents

Electronic level

Info

Publication number
AU1573788A
AU1573788A AU15737/88A AU1573788A AU1573788A AU 1573788 A AU1573788 A AU 1573788A AU 15737/88 A AU15737/88 A AU 15737/88A AU 1573788 A AU1573788 A AU 1573788A AU 1573788 A AU1573788 A AU 1573788A
Authority
AU
Australia
Prior art keywords
electronic level
electronic
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.)
Abandoned
Application number
AU15737/88A
Inventor
Lloyd J. Drahos
Verne L. Severson
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.)
WORLD INVENTIONS Inc
Original Assignee
WORLD INVENTIONS Inc
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 WORLD INVENTIONS Inc filed Critical WORLD INVENTIONS Inc
Publication of AU1573788A publication Critical patent/AU1573788A/en
Abandoned 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
    • G01C9/12—Measuring inclination, e.g. by clinometers, by levels by using a single pendulum plumb lines G01C15/10
    • 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
    • G01C9/02—Details
    • G01C9/06—Electric or photoelectric indication or reading means

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Optical Transform (AREA)
AU15737/88A 1987-02-17 1988-02-16 Electronic level Abandoned AU1573788A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US1504087A 1987-02-17 1987-02-17
US015040 1987-02-17

Publications (1)

Publication Number Publication Date
AU1573788A true AU1573788A (en) 1988-09-14

Family

ID=21769220

Family Applications (1)

Application Number Title Priority Date Filing Date
AU15737/88A Abandoned AU1573788A (en) 1987-02-17 1988-02-16 Electronic level

Country Status (2)

Country Link
AU (1) AU1573788A (en)
WO (1) WO1988006273A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5313713A (en) * 1992-08-14 1994-05-24 Zircon Corporation Electronic level with display scale and audible tone scale
GB9227004D0 (en) * 1992-12-24 1993-02-17 Richards Clive S Angle indicating device
NL9400336A (en) * 1994-03-04 1995-10-02 Incom Meet En Regeltechniek B Sensor device
US5956260A (en) * 1996-08-09 1999-09-21 Zircon Corporation Electronic level displaying inclination having digital and analog displays
WO2005100913A2 (en) * 2004-04-16 2005-10-27 Robert Lowe Inclinometer device
GB2417778A (en) * 2004-09-03 2006-03-08 Alan John Latham A sound and vision levelling device
ES2388504B1 (en) * 2009-12-29 2013-08-26 Manuel Párraga Rodríguez LEVEL OF ALBAÑIL OF OPTICAL AND SOUND BUBBLE.
GB2550370A (en) * 2016-05-17 2017-11-22 King Thomas Level indicating device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4437241A (en) * 1979-08-22 1984-03-20 Lemelson Jerome H Measuring instrument and method
GB8406034D0 (en) * 1984-03-08 1984-04-11 Rowland R W Electronic level
US4606133A (en) * 1985-05-28 1986-08-19 Mills Floyd J High resolution digital inclinometer

Also Published As

Publication number Publication date
WO1988006273A1 (en) 1988-08-25

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