Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5695549 | System for removing fine particulates from a gas stream | Paul L. Feldman | 1997-12-09 |
| 5626652 | Laminar flow electrostatic precipitator having a moving electrode | Robert E. Kohl, Paul L. Feldman | 1997-05-06 |