Respiratory mask facial seal
USD377089S · kind S · design
230Cited by
2References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 6, 1995 |
| Grant date | Dec 31, 1996 |
| Priority date | — |
| Expiry date | Dec 31, 2010 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.