Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4395448 | Filling sheet attaching means for gas and liquid contact apparatus and method of assembly of plural parallel filling sheets | Marcel R. Lefevre | 1983-07-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4395448 | Filling sheet attaching means for gas and liquid contact apparatus and method of assembly of plural parallel filling sheets | Marcel R. Lefevre | 1983-07-26 |