Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4327268 | Current control system for an induction heating apparatus | — | 1982-04-27 |
| 4317979 | High current high frequency current transformer | Erwin A. Billman | 1982-03-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4327268 | Current control system for an induction heating apparatus | — | 1982-04-27 |
| 4317979 | High current high frequency current transformer | Erwin A. Billman | 1982-03-02 |