Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4838452 | Shutter system for electrical component supply tape feeder | James R. Spowart, Richard Porterfield | 1989-06-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4838452 | Shutter system for electrical component supply tape feeder | James R. Spowart, Richard Porterfield | 1989-06-13 |