Verification circuit for a fluid handling analytical instrument
US5689073A · kind A · utility
2Cited by
2References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 13, 1995 |
| Grant date | Nov 18, 1997 |
| Priority date | — |
| Expiry date | Nov 13, 2015 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N1/16
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A fluid handling analytical instrument includes a controlled device and a controller operably coupled to the controlled device to selectively control the controlled device with a control signal. A sensing device is operably coupled to the controller to sense the control signal and provide a signal indicative of a status of the control signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.