Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4398651 | Microwave food dispensing machine | — | 1983-08-16 |
| 4310786 | Magnetron tube with improved low cost structure | Mary Belle Krumpfer, executrix | 1982-01-12 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4398651 | Microwave food dispensing machine | — | 1983-08-16 |
| 4310786 | Magnetron tube with improved low cost structure | Mary Belle Krumpfer, executrix | 1982-01-12 |