Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5355792 | Two-part frame and pre-tensioning device therefor | George MacNaughton, Dietmar Stapelfeld | 1994-10-18 |
| 5334815 | Apparatus and method for producing a printing screen | George MacNaughton, Douglas Whittington, Kevin R. Ackley | 1994-08-02 |
| 5326401 | Emulsion coater | George MacNaughton, Dietmar Stapelfeld | 1994-07-05 |