| # | Industry | |
|---|---|---|
| #1 | Organic fine chemistry |
| # | Technology | |
|---|---|---|
| #1 | Heterocyclic compounds | |
| #2 | Acyclic or carbocyclic compounds |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ledrut Jules Henri Theophile | 2 |
| #2 | Ledrut Jules Henri Theophile D | 2 |
| #3 | Ledrut Jules Henri Theophille | 1 |
| #4 | Hebbelynck Arcel-Francois-Mari | 1 |
| #5 | Vermeulen Marc | 1 |
| #6 | Ledrut Jules H T | 1 |
| #7 | Ledrut J H T | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB671815A | Process for the preparation of double camphorates and double camphorates obtained by this process | |
| CA495748A | Preparation of amides | |
| CA565179A | Preparation of pure butter |