Roof louver apparatus
US4217742A · kind A · utility
27Cited by
9References
5Claims
0Family size
Inventor
Key dates
| Filing date | Mar 16, 1978 |
| Grant date | Aug 19, 1980 |
| Priority date | — |
| Expiry date | Mar 16, 1998 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04D5/06
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Louvered roof apparatus is disclosed which includes a plurality of overhanging louvers to provide shade as an integral part of a roof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.