| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 2 | |
| #2 | Austria | 1 | |
| #3 | Switzerland | 1 | |
| #4 | Denmark | 1 | |
| #5 | Finland | 1 | |
| #6 | France | 1 | |
| #7 | Italy | 1 | |
| #8 | Netherlands | 1 | |
| #9 | Norway | 1 | |
| #10 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Textiles and paper |
| # | Technology | |
|---|---|---|
| #1 | Paper-making machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Staerk Theo | 4 |
| #2 | Sterk T | 1 |
| #3 | Staerk T | 1 |
| #4 | Staerk Theo Ing Grad | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE2540923A1 | DEVICE FOR REGULATING THE TENSION OF AN ENDLESS FELT OR SCREEN | |
| DE2300310A1 | Logical circuit path control for felt or sieve belts - in papermaking machines |