Water treatment apparatus
US7796011B2 · kind B2 · utility
0Cited by
7References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 9, 2004 |
| Grant date | Sep 14, 2010 |
| Priority date | — |
| Expiry date | Jan 2, 2027 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC02F2209/005
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A water treatment apparatus programmable pass key comprising a data carrier programmed with one or more predetermined codes, each code relating to an operation in or of the water treatment apparatus.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.