Electronic acupuncture unit
USD299748S · kind S · design
14Cited by
3References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 13, 1986 |
| Grant date | Feb 7, 1989 |
| Priority date | — |
| Expiry date | Feb 7, 2003 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.