Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4849066 | Method for selectively etching integral cathode substrate and support utilizing increased etchant turbulence | Samuel B. Deal, Donald W. Bartch | 1989-07-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4849066 | Method for selectively etching integral cathode substrate and support utilizing increased etchant turbulence | Samuel B. Deal, Donald W. Bartch | 1989-07-18 |