Whistle
USD293657S · kind S · design
4Cited by
3References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 8, 1986 |
| Grant date | Jan 12, 1988 |
| Priority date | — |
| Expiry date | Jan 12, 2002 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.