| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 4 | |
| #2 | United States | 3 | |
| #3 | France | 2 | |
| #4 | United Kingdom | 2 | |
| #5 | Belgium | 1 |
| # | Industry | |
|---|---|---|
| #1 | Textiles and paper |
| # | Technology | |
|---|---|---|
| #1 | Spinning | |
| #2 | Preliminary treatment of fibres |
| # | Name | Total Patents |
|---|---|---|
| #1 | Berberich Helmut | 4 |
| #2 | Kraehschuetz Fritz | 1 |
| #3 | Hehmut Berberich | 1 |
| #4 | Berberich Helmut R | 1 |
| #5 | Willy Hirschmann | 1 |
| #6 | Friedrich Krahschutz | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB833080A | Suction tube mounting in spinning machines | |
| GB850805A | Suction device for textile machinery | |
| US2825198A | Mounting for the suction tube and the clearer in spinning machines | |
| US2857627A | Strand suction arrangement for carding engines |