Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4310786 | Magnetron tube with improved low cost structure | Mary Belle Krumpfer, executrix | 1982-01-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4310786 | Magnetron tube with improved low cost structure | Mary Belle Krumpfer, executrix | 1982-01-12 |