Vaporizer and/or facial treatment device
US4621641A · kind A · utility
14Cited by
6References
28Claims
0Family size
Inventors
Key dates
| Filing date | Dec 21, 1984 |
| Grant date | Nov 11, 1986 |
| Priority date | — |
| Expiry date | Dec 21, 2004 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61H33/12
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A vaporizer and/or facial treatment device includes a casing in it for retaining a liquid to be vaporized, and a hood having collapsible shield section movable from an opened, extended condition for controlling the flow of steam exiting through an opening in the casing, to a closed, collapsed condition when the hood is not in use.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.