Hose coupling for upright vacuum cleaner
US4129920A · kind A · utility
31Cited by
5References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 12, 1977 |
| Grant date | Dec 19, 1978 |
| Priority date | — |
| Expiry date | Dec 12, 1997 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47L5/32
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
In accordance with the present invention, there is provided an arrangement for attaching a suction hose to an enclosed bag type of upright vacuum cleaner for the purpose of above-the-floor cleaning.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.