Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4826637 | Process for the manufacture of combustible articles by pressing combustible paper discs by means of a flexible punch | Michel Maures, Francois Gendreau | 1989-05-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4826637 | Process for the manufacture of combustible articles by pressing combustible paper discs by means of a flexible punch | Michel Maures, Francois Gendreau | 1989-05-02 |