| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 3 | |
| #2 | Switzerland | 3 | |
| #3 | Spain | 3 | |
| #4 | Canada | 2 | |
| #5 | Denmark | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines |
| # | Technology | |
|---|---|---|
| #1 | Supplying combustion engines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Tuscher Jean Edouard | 6 |
| #2 | Jean Edouard Tuscher | 3 |
| #3 | Marcel Spiro | 1 |
| #4 | Spiro Marcel | 1 |
| Publication | Filing date | Title |
|---|---|---|
| ES141662A1 | A system of devices for feeding and regulating fuel injection engines. | |
| ES130115A1 | Improvements in the system of telephone signals for distress calls. | |
| CA282838A | Rotary engine | |
| CA370613A | Engine feed device |