| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 2 | |
| #2 | Canada | 2 | |
| #3 | France | 2 | |
| #4 | United Kingdom | 2 | |
| #5 | Switzerland | 1 | |
| #6 | Spain | 1 | |
| #7 | Ireland | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Machines for making railways | |
| #2 | Making metal sheets | |
| #3 | Rolling metal |
| # | Name | Total Patents |
|---|---|---|
| #1 | Andrianne Jules L C | 2 |
| Publication | Filing date | Title |
|---|---|---|
| GB852888A | Hollow rails with three running surfaces | |
| IE21561L | Manufacture of rails | |
| GB774236A | Improved method for the manufacture of rails | |
| CA529131A | Rail | |
| ES221736A1 | Method of manufacturing lanes with several heads or rolling surfaces (Machine-translation by Google Translate, not legally binding) | |
| CA550433A | Rail having several heads |