Tubular telephone unit
USD288441S · kind S · design
66Cited by
9References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 22, 1985 |
| Grant date | Feb 24, 1987 |
| Priority date | — |
| Expiry date | Feb 24, 2001 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.