Hexagonal installation key for a flow meter
USD287456S · kind S · design
29Cited by
6References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 20, 1984 |
| Grant date | Dec 30, 1986 |
| Priority date | — |
| Expiry date | Dec 30, 2000 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.