Full face respirator
USD378610S · kind S · design
123Cited by
21References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 27, 1995 |
| Grant date | Mar 25, 1997 |
| Priority date | — |
| Expiry date | Mar 25, 2011 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.