Bell type pipe hanger
USD489000S1 · kind S1 · design
18Cited by
11References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 1, 2001 |
| Grant date | Apr 27, 2004 |
| Priority date | — |
| Expiry date | Apr 27, 2018 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.