Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693384 | Article and method for preserving an archival article | — | 1997-12-02 |
| 5683662 | Article and method for archival preservation with an organophilic, hydrophobic or acid-resistant molecular sieve | — | 1997-11-04 |
| 5676909 | Archival preservation coatings and adhesives | — | 1997-10-14 |
| 5633054 | Archival materials and packaging | — | 1997-05-27 |