| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 14 | |
| #2 | Canada | 2 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Machines | |
| #3 | Mechanical elements | |
| #4 | Civil engineering | |
| #5 | Textiles and paper |
| # | Technology | |
|---|---|---|
| #1 | Guiding railway traffic | |
| #2 | Gearing | |
| #3 | Machines for making railways | |
| #4 | Unspecified technologies | |
| #5 | Vehicle parts | |
| #6 | Woven fabrics |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kidd William Charles | 6 |
| #2 | Snow Fred William | 6 |
| #3 | Dalfond Octavien | 3 |
| #4 | Kidd William C | 2 |
| #5 | Allen William W | 2 |
| #6 | Davidson Robert J | 1 |
| #7 | Strong James Boorman | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1064294A | Automatic friction let-off. | |
| US1062014A | Target for switch-stands. | |
| US1035324A | Compound lever. | |
| US1024064A | Friction let-off. | |
| US941623A | Manufacture of slide-plates for railway-switches. | |
| CA110874A | Switch stand | |
| US881969A | Switch-stand. | |
| US882069A | Switch-stand. | |
| US882024A | Switch-stand. | |
| US885160A | Switch-stand. | |
| US854767A | Switch-stand. | |
| US846062A | Switch-stand. | |
| US846063A | Switch-stand. | |
| US827405A | Railway-switch. | |
| US746434A | Switch-stand. | |
| CA224672A | Switch stand |