Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4195664 | Surge-damping vacuum valve | Jack Bullock | 1980-04-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4195664 | Surge-damping vacuum valve | Jack Bullock | 1980-04-01 |