Aerator for swimming pools or the like
USD254671S · kind S · design
14Cited by
3References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 15, 1977 |
| Grant date | Apr 8, 1980 |
| Priority date | — |
| Expiry date | Apr 8, 1994 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.