Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4645180 | Wire form type insert retainer for a wafer style butterfly valve | Ronald J. Collette, Edward J. Currier | 1987-02-24 |
| 4575048 | Insert retainer for a wafer style butterfly valve | Ronald J. Collette | 1986-03-11 |