Plant cubes
US6389748B1 · kind B1 · utility
4Cited by
3References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 26, 1997 |
| Grant date | May 21, 2002 |
| Priority date | — |
| Expiry date | Mar 26, 2017 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01G24/44
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
This invention relates to a plant cube, comprising a block of mineral fibres, having a top surface, a bottom surface and four side surfaces, which block comprises a laminated structure of in parallel orientated mineral wool fibres, wherein preferably the laminated structure comprises substantially vertically orientated fibres, or wherein preferably the laminated structures comprises substantially horizontally orientated fibres.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.