| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 6 | |
| #2 | United Kingdom | 4 | |
| #3 | Spain | 3 | |
| #4 | Switzerland | 2 | |
| #5 | Denmark | 2 | |
| #6 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Agriculture | |
| #2 | Basic materials chemistry | |
| #3 | Chemical engineering | |
| #4 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Animal catching | |
| #2 | Working-up peat | |
| #3 | Separation | |
| #4 | Presses |
| # | Name | Total Patents |
|---|---|---|
| #1 | Abresch Eugen | 15 |
| #2 | Vervuert Gottfried Dr | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1280359A | Device for removing injurious insects. | |
| GB191126238A | Improved Device for Removing Injurious Insects. | |
| GB191120145A | An Improved Process for Drying Raw Peat. | |
| GB191120146A | An Improved Band Press for Drying Vegetable and Mineral Substances. | |
| GB190928360A | Improvements in or relating to Apparatus for Filtering and Purifying Liquids. |