Humidifier
US4500479A · kind A · utility
10Cited by
11References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 2, 1982 |
| Grant date | Feb 19, 1985 |
| Priority date | — |
| Expiry date | Aug 2, 2002 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S261/04
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An air humidifier having a humidifier element provided with an air passage constructed by a water-absorbable material. The air is humidified as it flows through the air passage in the humidifier element.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.