FR1551837A - - Google Patents
Info
- Publication number
- FR1551837A FR1551837A FR1551837DA FR1551837A FR 1551837 A FR1551837 A FR 1551837A FR 1551837D A FR1551837D A FR 1551837DA FR 1551837 A FR1551837 A FR 1551837A
- Authority
- FR
- France
- 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
-
- 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
- G01C9/26—Details
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Dowels (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ES336207A ES336207A1 (es) | 1967-01-28 | 1967-01-28 | Perfeccionamientos en los niveles articulados. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1551837A true FR1551837A (US08177716-20120515-C00003.png) | 1968-12-27 |
Family
ID=8443137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1551837D Expired FR1551837A (US08177716-20120515-C00003.png) | 1967-01-28 | 1968-01-26 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE709929A (US08177716-20120515-C00003.png) |
| ES (1) | ES336207A1 (US08177716-20120515-C00003.png) |
| FR (1) | FR1551837A (US08177716-20120515-C00003.png) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007128992A1 (en) * | 2006-04-07 | 2007-11-15 | Paul Andrew Sparrow | A spirit level |
-
1967
- 1967-01-28 ES ES336207A patent/ES336207A1/es not_active Expired
-
1968
- 1968-01-26 FR FR1551837D patent/FR1551837A/fr not_active Expired
- 1968-01-26 BE BE709929D patent/BE709929A/xx not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007128992A1 (en) * | 2006-04-07 | 2007-11-15 | Paul Andrew Sparrow | A spirit level |
| US7975393B2 (en) | 2006-04-07 | 2011-07-12 | Paul Andrew Sparrow | Spirit level |
Also Published As
| Publication number | Publication date |
|---|---|
| BE709929A (US08177716-20120515-C00003.png) | 1968-05-30 |
| ES336207A1 (es) | 1968-08-16 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |