Device for indicating liquid level
US4384485A · kind A · utility
6Cited by
13References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 11, 1980 |
| Grant date | May 24, 1983 |
| Priority date | — |
| Expiry date | Feb 11, 2000 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B5/208
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
In a device for measuring the approximate peak flow rate of a liquid discharge, the improvement comprising an indicating element bearing water-soluble ink.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.