| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 5 | |
| #2 | Switzerland | 2 | |
| #3 | Denmark | 2 | |
| #4 | Spain | 1 | |
| #5 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Control |
| # | Technology | |
|---|---|---|
| #1 | Coin-freed |
| # | Name | Total Patents |
|---|---|---|
| #1 | Haenel Curt | 9 |
| #2 | Curt Haenel | 1 |
| Publication | Filing date | Title |
|---|---|---|
| ES109268A1 | An apparatus for driving and recording railroad tickets. | |
| US1034791A | Vending apparatus. |