| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 7 | |
| #2 | Switzerland | 3 | |
| #3 | United Kingdom | 3 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines |
| # | Technology | |
|---|---|---|
| #1 | Machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Beschraenkter Haftung Dap-Moto | 3 |
| Publication | Filing date | Title |
|---|---|---|
| GB275946A | Improvements in two-stroke cycle internal combustion engines | |
| GB286924A | Improvements in rotary engines and pumps | |
| GB267401A | Improvements in rotating cylinder engines and pumps |