Carpet scrubber
US4245371A · kind A · utility
25Cited by
5References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 16, 1979 |
| Grant date | Jan 20, 1981 |
| Priority date | — |
| Expiry date | Jul 16, 1999 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47L11/4013
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
An improved carpet cleaning machine which incorporates controls to allow it to be employed as either a carpet scrubber or a vacuum cleaner. The carpet cleaning machine incorporates a novel handle arrangement which can be collapsed for storage and handling.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.