Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853475 | Process for synthesizing alkylene bisdithiocarbamates or the ammonia adducts thereof as well as mixtures that can be synthesized thereby | Manfred Bergfeld | 1989-08-01 |
| 4831171 | Process for synthesizing an ammonia complex of zinc bisdithiocarbamate | Manfred Bergfeld | 1989-05-16 |