| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 12 | |
| #2 | United States | 2 | |
| #3 | United Kingdom | 1 |
| # | Technology | |
|---|---|---|
| #1 | Guiding railway traffic | |
| #2 | Coin-freed |
| # | Name | Total Patents |
|---|---|---|
| #1 | Legault Bruno | 15 |
| #2 | Frappier Francois Levi | 1 |
| #3 | Lavoie Alphonse Joseph | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA148026A | Burial casket | |
| CA143754A | Railway switch heater | |
| CA139534A | Gear cutter | |
| CA138828A | Railway switch | |
| CA134564A | Rail joint | |
| CA138827A | Switch mechanism | |
| CA132159A | Railway switch | |
| US1003054A | Fare-box. | |
| CA128127A | Fare box | |
| GB190908846A | Improvements in Means for Operating Railway Point and Switches. | |
| US939279A | Railway-switch mechanism. | |
| CA117681A | Railway switch | |
| CA117597A | Railway switcfh mechanism | |
| CA109049A | Ticket | |
| CA104674A | Grinding mill |