| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 2 | |
| #2 | Spain | 2 | |
| #3 | France | 2 | |
| #4 | United Kingdom | 2 | |
| #5 | United States | 2 | |
| #6 | Bulgaria | 1 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Civil engineering | |
| #3 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Machines for making railways | |
| #2 | Transport or storage devices | |
| #3 | Railway systems |
| # | Name | Total Patents |
|---|---|---|
| #1 | Rosa Gaetano Di | 4 |
| #2 | Di Rosa | 1 |
| #3 | Torinese | 1 |
| Publication | Filing date | Title |
|---|---|---|
| ES340403A1 | Device for the release or automatic separation of the carretones used in the two-lane transporters. (Machine-translation by Google Translate, not legally binding) | |
| US3472177A | Conveyor with drive release | |
| US3474738A | Conveyor switch mechanism |