FR492179A - - Google Patents
Info
- Publication number
- FR492179A FR492179A FR492179DA FR492179A FR 492179 A FR492179 A FR 492179A FR 492179D A FR492179D A FR 492179DA FR 492179 A FR492179 A FR 492179A
- 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
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/02—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by gauge glasses or other apparatus involving a window or transparent tube for directly observing the level to be measured or the level of a liquid column in free communication with the main body of the liquid
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR492179T | 1918-10-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR492179A true FR492179A (xx) | 1919-07-01 |
Family
ID=1528091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR492179D Expired FR492179A (xx) | 1918-10-07 | 1918-10-07 |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR492179A (xx) |
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1918
- 1918-10-07 FR FR492179D patent/FR492179A/fr not_active Expired