| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 4 | |
| #2 | Norway | 4 | |
| #3 | United Kingdom | 3 | |
| #4 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Materials and metallurgy | |
| #3 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Venting or aerating devices | |
| #2 | Pipes | |
| #3 | Servomotors | |
| #4 | Pistons and sealings | |
| #5 | Building materials | |
| #6 | Installations for obtaining water |
| # | Name | Total Patents |
|---|---|---|
| #1 | Strobel K | 2 |
| #2 | Krais H | 2 |
| #3 | Freisler H | 2 |
| #4 | Brien Joachim | 1 |
| #5 | Laub Josef | 1 |
| #6 | Gotz Ulrich | 1 |
| #7 | Smetan Harald | 1 |
| #8 | Altenbrandt Erhard | 1 |
| #9 | Rosenberg Rupert | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1390159A | Stopcicks | |
| GB1402222A | Seals |