GB8903472D0 - Pendulum type level - Google Patents
Pendulum type levelInfo
- Publication number
- GB8903472D0 GB8903472D0 GB898903472A GB8903472A GB8903472D0 GB 8903472 D0 GB8903472 D0 GB 8903472D0 GB 898903472 A GB898903472 A GB 898903472A GB 8903472 A GB8903472 A GB 8903472A GB 8903472 D0 GB8903472 D0 GB 8903472D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- type level
- pendulum type
- pendulum
- level
- type
- 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.)
- Withdrawn
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
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8903472A GB2228322A (en) | 1989-02-15 | 1989-02-15 | Pendulum type level |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8903472A GB2228322A (en) | 1989-02-15 | 1989-02-15 | Pendulum type level |
Publications (2)
Publication Number | Publication Date |
---|---|
GB8903472D0 true GB8903472D0 (en) | 1989-04-05 |
GB2228322A GB2228322A (en) | 1990-08-22 |
Family
ID=10651765
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8903472A Withdrawn GB2228322A (en) | 1989-02-15 | 1989-02-15 | Pendulum type level |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2228322A (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5191714A (en) * | 1992-05-22 | 1993-03-09 | Liu Wun Hui | Protractor |
GB2293457A (en) * | 1994-09-20 | 1996-03-27 | John Mary Patrick Broderick | Device for setting out and measuring angles |
CA2143369A1 (en) * | 1995-02-24 | 1996-08-25 | Manamohan Clare | Level indicator for articles on a vertical surface |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB544241A (en) * | 1941-04-07 | 1942-04-02 | Arthur Coombs | An improved pendulum type level |
GB565884A (en) * | 1943-05-11 | 1944-12-01 | Arthur Coombs | Improvements in levers or inclination testing instruments |
GB566699A (en) * | 1943-06-23 | 1945-01-10 | Norman Lane | An instrument for ascertaining or determining levels and angles |
GB980531A (en) * | 1962-11-21 | 1965-01-13 | Marshall John Hall | Levelling instrument |
US3800426A (en) * | 1970-09-22 | 1974-04-02 | M Nakamura | Inclination measuring apparatus |
GB1571109A (en) * | 1976-11-25 | 1980-07-09 | Moss A | Level determining device |
US4656752A (en) * | 1986-06-02 | 1987-04-14 | Wu Chyi Yiing | Precise-reading angular level |
-
1989
- 1989-02-15 GB GB8903472A patent/GB2228322A/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
GB2228322A (en) | 1990-08-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |