Aeration spray arm unit for use in swimming pools
USD357970S · kind S · design
11Cited by
3References
1Claims
0Family size
Inventors
Key dates
| Filing date | May 11, 1993 |
| Grant date | May 2, 1995 |
| Priority date | — |
| Expiry date | May 2, 2009 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.