Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D357926 | Wafer for the welding and/or cutting of plastic tubes | Ivars V. Ivansons, Dudley W. C. Spencer | 1995-05-02 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D357926 | Wafer for the welding and/or cutting of plastic tubes | Ivars V. Ivansons, Dudley W. C. Spencer | 1995-05-02 |