| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 28 | |
| #2 | United Kingdom | 1 | |
| #3 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Transport | |
| #3 | Civil engineering | |
| #4 | Machine tools | |
| #5 | Mechanical elements | |
| #6 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Railway systems | |
| #2 | Cranes | |
| #3 | Transport or storage devices | |
| #4 | Elevators and escalators | |
| #5 | Railway bodies | |
| #6 | Live-saving devices | |
| #7 | Safety devices | |
| #8 | Punching metal | |
| #9 | Gearing | |
| #10 | Machines for making railways |
| # | Name | Total Patents |
|---|---|---|
| #1 | Rummel Otto | 1 |
| #2 | Adolf Rubin | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2949864A | Cable railway for passengers | |
| GB722563A | Mechanism for maintaining constant tension in the bearing cable or cables of cable cranes movable on arcuate tracks |