Vaporizing device for perfumes, insecticides and/or other volatile active substances
US4452393A · kind A · utility
8Cited by
3References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 23, 1983 |
| Grant date | Jun 5, 1984 |
| Priority date | — |
| Expiry date | May 23, 2003 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01M1/2044
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Vaporizer device for volatile active substances such as perfumes, insecticides and other volatiles comprising an upper part having openings therein and a lower part with an absorptive slab thereon, the lower part having a capsule filled with absorptive material disposed therein and which may be removed and replaced as desired and means for maintaining the upper and lower parts in operative relationship.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.