FR79191E - Tracer water level - Google Patents
Tracer water levelInfo
- Publication number
- FR79191E FR79191E FR6808A FR06006808A FR79191E FR 79191 E FR79191 E FR 79191E FR 6808 A FR6808 A FR 6808A FR 06006808 A FR06006808 A FR 06006808A FR 79191 E FR79191 E FR 79191E
- Authority
- FR
- France
- Prior art keywords
- water level
- tracer water
- tracer
- level
- water
- 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
- G01C5/00—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels
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 |
---|---|---|---|
FR6808A FR79191E (en) | 1961-02-07 | 1961-02-07 | Tracer water level |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR6808A FR79191E (en) | 1961-02-07 | 1961-02-07 | Tracer water level |
Publications (1)
Publication Number | Publication Date |
---|---|
FR79191E true FR79191E (en) | 1962-11-03 |
Family
ID=1365061
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR6808A Expired FR79191E (en) | 1961-02-07 | 1961-02-07 | Tracer water level |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR79191E (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4691444A (en) * | 1986-04-01 | 1987-09-08 | Grover Capps | Surveyor's level with constant instrument height and method |
-
1961
- 1961-02-07 FR FR6808A patent/FR79191E/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4691444A (en) * | 1986-04-01 | 1987-09-08 | Grover Capps | Surveyor's level with constant instrument height and method |
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