| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 11 | |
| #2 | Spain | 1 | |
| #3 | France | 1 | |
| #4 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Chemical engineering | |
| #3 | Packaging and shipping | |
| #4 | Machine tools | |
| #5 | Engines, pumps and turbines |
| # | Technology | |
|---|---|---|
| #1 | Marine propulsion | |
| #2 | Separation | |
| #3 | Ships | |
| #4 | Cranes | |
| #5 | Soldering, welding and flame cutting | |
| #6 | Pumps |
| # | Name | Total Patents |
|---|---|---|
| #1 | Scholz William Dr | 2 |
| #2 | Adler Gerhard | 1 |
| #3 | Weidenhammer Kurt | 1 |
| Publication | Filing date | Title |
|---|---|---|
| ES232649A1 | Improvements in closures of escotillas, especially for boats (Machine-translation by Google Translate, not legally binding) | |
| GB308752A | Improvements in and relating to apparatus for separating impurities from oils | |
| DE535271C | Device for separating solid and liquid impurities from oils, in particular fuel oils | |
| DE527882C | Device for air-cooled pistons of compressors and internal combustion engines |