| # | Industry | |
|---|---|---|
| #1 | Textiles and paper | |
| #2 | Machine tools | |
| #3 | Machines | |
| #4 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Paper recycling | |
| #2 | Fibrous raw materials | |
| #3 | Treatment of paper-making materials | |
| #4 | Production of goods from wood | |
| #5 | Earth drilling | |
| #6 | Paper goods | |
| #7 | Calendars | |
| #8 | Unspecified technologies | |
| #9 | Making textile fabrics | |
| #10 | Milling |
| # | Name | Total Patents |
|---|---|---|
| #1 | Bertil Reinhall Rolf | 6 |
| #2 | Arthur Asplund Arne Johan | 5 |
| #3 | Nicolaus Cederquist Karl | 4 |
| #4 | Inge Johanasson Johan Gunnar | 1 |
| #5 | Sixton Groth Bertil | 1 |
| #6 | Ingemar Bystedt Hjalmar Sten | 1 |
| #7 | Asplund Arne J A | 1 |
| #8 | Cederquist Karl N | 1 |
| #9 | Bertil Reinhall Rof | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA764710A | Method in the manufacture of wood pulp from chips in grinding apparatus |