AU448246B2 - Improvements relating to spirit levels - Google Patents
Improvements relating to spirit levelsInfo
- Publication number
- AU448246B2 AU448246B2 AU21145/70A AU2114570A AU448246B2 AU 448246 B2 AU448246 B2 AU 448246B2 AU 21145/70 A AU21145/70 A AU 21145/70A AU 2114570 A AU2114570 A AU 2114570A AU 448246 B2 AU448246 B2 AU 448246B2
- Authority
- AU
- Australia
- Prior art keywords
- improvements relating
- spirit levels
- levels
- spirit
- relating
- 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
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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU21145/70A AU448246B2 (en) | 1970-10-15 | 1970-10-15 | Improvements relating to spirit levels |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU21145/70A AU448246B2 (en) | 1970-10-15 | 1970-10-15 | Improvements relating to spirit levels |
Publications (2)
Publication Number | Publication Date |
---|---|
AU2114570A AU2114570A (en) | 1972-04-20 |
AU448246B2 true AU448246B2 (en) | 1974-04-19 |
Family
ID=3710412
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU21145/70A Expired AU448246B2 (en) | 1970-10-15 | 1970-10-15 | Improvements relating to spirit levels |
Country Status (1)
Country | Link |
---|---|
AU (1) | AU448246B2 (en) |
-
1970
- 1970-10-15 AU AU21145/70A patent/AU448246B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
AU2114570A (en) | 1972-04-20 |
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