Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4816360 | Multicolor holograms using gelatin as the binder and method for producing the same | James Doyle, David W. Butcher | 1989-03-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4816360 | Multicolor holograms using gelatin as the binder and method for producing the same | James Doyle, David W. Butcher | 1989-03-28 |