Pump for injecting an odorous material into a natural gas line
USD280727S · kind S · design
8Cited by
7References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 3, 1983 |
| Grant date | Sep 24, 1985 |
| Priority date | — |
| Expiry date | Sep 24, 1999 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.